{"niche":"哪些四弦贝斯吉他的音质最好？","description":"Which 4-string bass guitars have the best sound quality?","products":[{"brand":"Squier","model":"Classic Vibe 60s Precision Bass","price_gbp":396.01,"origin_country":null,"specs":{"tuner_type":"Vintage-Style","bridge_type":"4-Saddle Vintage-Style with Threaded Steel Saddles","scale_length":"34 in","body_material":"Poplar","neck_material":"Maple","number_of_frets":"20","fingerboard_material":"Indian Laurel","pickup_configuration":"Fender-Designed alnico split-coil"},"confidence_score":null,"summary":"A vintage-styled Precision Bass with a lightweight poplar body, slim C-shaped maple neck and laurel fingerboard, fitted with a Fender-designed alnico split-coil pickup and vintage-style hardware. Suited to players seeking classic P-Bass tone and retro looks at an affordable price.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Fender","url":"https://www.fender.com/products/classic-vibe-60s-precision-bass","currency":"USD","source_country":"US","price":529.99,"price_gbp":396.01,"scraped_at":"2026-06-06T21:20:26.314469"},{"label":"Bill's Music","url":"https://www.billsmusic.com/0374510500/","currency":"USD","source_country":"US","price":529.99,"price_gbp":396.01,"scraped_at":"2026-06-06T21:20:31.250007"},{"label":"Music & Arts","url":"https://www.musicarts.com/squier-classic-vibe-60s-precision-bass-main0447519","currency":"USD","source_country":"US","price":529.99,"price_gbp":396.01,"scraped_at":"2026-06-06T21:20:35.581093"}]},{"brand":"G&L","model":"Tribute SB-2","price_gbp":559.65,"origin_country":null,"specs":{"tuner_type":"Traditional open-back with clover buttons","bridge_type":"Leo Fender-designed Saddle-Lock","scale_length":"34 in","body_material":"Poplar","neck_material":"Hard-Rock Maple","number_of_frets":"21","fingerboard_material":"Maple or Rosewood","pickup_configuration":"MFD split-coil (neck) and MFD single-coil (bridge)"},"confidence_score":null,"summary":"The G&L Tribute SB-2 is a 34 in scale PJ-style bass with G&L MFD pickups, a poplar body, and a satin hard-rock maple neck for comfortable playability. It features a Saddle-Lock bridge and dual-volume controls, suited for players seeking versatile tones and solid sustain at an affordable price.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Melhart Music Center","url":"https://www.melhart.com/p-78205-gl-tribute-sb-2-bass-guitar-surf-green.aspx","currency":"USD","source_country":"US","price":749.0,"price_gbp":559.65,"scraped_at":"2026-06-06T21:21:22.287378"},{"label":"G&L Musical Instruments","url":"https://www.glguitars.com/product/sb-2/","currency":"USD","source_country":"US","price":999.0,"price_gbp":746.45,"scraped_at":"2026-06-06T21:21:26.857299"},{"label":"The Fret Shop","url":"https://www.thefretshop.com/shop/Basses/p/GL-Tribute-SB2-Electric-Bass-Guitar-Black-Satin.htm","currency":"USD","source_country":"US","price":899.0,"price_gbp":671.73,"scraped_at":"2026-06-06T21:21:31.169938"}]},{"brand":"Fender","model":"American Ultra II Precision Bass","price_gbp":1718.56,"origin_country":null,"specs":{"tuner_type":"Fender lightweight vintage-paddle keys with tapered shafts","bridge_type":"4-saddle HiMass (string-through or top-load)","scale_length":"34 in","body_material":"Select alder","neck_material":"Quartersawn maple","number_of_frets":"21","fingerboard_material":"Maple","pickup_configuration":"PJ"},"confidence_score":null,"summary":"The American Ultra II Precision Bass combines a select alder body, quartersawn maple neck and Maple fingerboard with Ultra II Noiseless P and J pickups, active 18V preamp with S-1 switching and a HiMass bridge for sustain. It suits professional and serious players seeking modern playability, vintage-inspired tone and versatile active/passive electronics.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Guitar Center","url":"https://www.guitarcenter.com/Fender/American-Ultra-II-Precision-Bass-Maple-Fingerboard-Ultraburst-1500000432856.gc","currency":"USD","source_country":"US","price":2299.99,"price_gbp":1718.56,"scraped_at":"2026-06-06T21:18:47.668465"},{"label":"Fender (article/product pages)","url":"https://www.fender.com/articles/instruments/american-ultra-ii-closer-look-precision-bass","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:18:50.617854"}]},{"brand":"Ibanez","model":"SR300E 4-String","price_gbp":283.93,"origin_country":null,"specs":{"tuner_type":"Ibanez die-cast","bridge_type":"Accu-cast B120 fixed","scale_length":"34 in","body_material":"Okoume","neck_material":"5-piece maple/walnut","number_of_frets":"24","fingerboard_material":"Jatoba","pickup_configuration":"PowerSpan Dual Coil neck and bridge"},"confidence_score":null,"summary":"The SR300E is a lightweight, fast-playing 4-string bass with a 5-piece maple/walnut neck, 24 frets and dual PowerSpan humbucking pickups with a 3-way Power Tap and 3-band EQ for versatile tones. Its Accu-cast B120 fixed bridge and ergonomic body suit beginners and gigging players who want modern playability and punchy, articulate sound.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Guitar Center","url":"https://www.guitarcenter.com/Ibanez/SR300E-4-String-Electric-Bass-Deep-Ocean-Metallic-1500000444759.gc","currency":"USD","source_country":"US","price":379.99,"price_gbp":283.93,"scraped_at":"2026-06-06T21:20:27.776344"},{"label":"FindMyGuitar","url":"https://findmyguitar.com/reviews/Ibanez-SR300E-review.php","currency":"USD","source_country":"US","price":379.99,"price_gbp":283.93,"scraped_at":"2026-06-06T21:20:30.800869"},{"label":"Mundt Music","url":"https://www.mundtmusic.com/p-28444-ibanez-sr300e-4-string-electric-bass-guitar-midnight-gray-burst.aspx","currency":"USD","source_country":"US","price":379.99,"price_gbp":283.93,"scraped_at":"2026-06-06T21:20:33.751395"}]},{"brand":"Music Man","model":"StingRay 4 H","price_gbp":1042.35,"origin_country":null,"specs":{"tuner_type":"Die-cast","bridge_type":"Fixed","scale_length":"34 in","body_material":"Ash","neck_material":"Maple","number_of_frets":"21","fingerboard_material":"Rosewood","pickup_configuration":"H"},"confidence_score":null,"summary":"Classic four-string StingRay with a single humbucking pickup, active 3-band EQ, maple neck and rosewood fingerboard on an ash body. Suited for players wanting punchy, modern active bass tone with vintage StingRay feel.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/bass/ernie-ball-music-man-stingray-4-h-electric-bass-guitar-with-rosewood-fingerboard","currency":"USD","source_country":"US","price":1849.0,"price_gbp":1381.58,"scraped_at":"2026-06-06T21:19:09.854418"},{"label":"Bass Central","url":"https://basscentral.com/basses/ernie-ball-music-man-stingray-4-h-special-butane-blue-rosewood/","currency":"USD","source_country":"US","price":2749.0,"price_gbp":2054.06,"scraped_at":"2026-06-06T21:19:13.997507"},{"label":"Chicago Music Exchange","url":"https://www.chicagomusicexchange.com/products/music-man-stingray-4-h-bass-black-1995-1067156","currency":"USD","source_country":"US","price":1395.0,"price_gbp":1042.35,"scraped_at":"2026-06-06T21:19:18.553949"}]},{"brand":"Ernie Ball Music Man","model":"StingRay Special H 4-String","price_gbp":2016.7,"origin_country":null,"specs":{"tuner_type":"Custom Music Man lightweight tapered post clover tuners","bridge_type":"Vintage Music Man top loaded steel bridge with nickel plated steel saddles","scale_length":"34 in","body_material":"Select Hardwoods","neck_material":"Select roasted maple","number_of_frets":"22","fingerboard_material":"Maple, Rosewood, or Ebony","pickup_configuration":"Single humbucking (Neodymium)"},"confidence_score":null,"summary":"Modern update of the classic StingRay: roasted maple neck, selectable fingerboard woods, a powerful neodymium humbucking pickup and 18V active 3-band EQ for punchy, versatile tone. Suits professional and gigging bassists who want vintage StingRay character with lighter hardware and modern electronics.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Empire Music","url":"https://empiremusic.com/products/ernie-ball-music-man-stingray-special-4-h-black-11444","currency":"USD","source_country":"US","price":2699.0,"price_gbp":2016.7,"scraped_at":"2026-06-06T21:19:16.613215"},{"label":"Music & Arts","url":"https://www.musicarts.com/ernie-ball-music-man-stingray-special-h-4-string-bass-guitar-main0546590","currency":"USD","source_country":"US","price":2899.0,"price_gbp":2166.14,"scraped_at":"2026-06-06T21:19:19.557531"},{"label":"Hiendguitar","url":"https://hiendguitar.com/products/ernie-ball-music-man-stingray-special-bass-guitar-frost-green-pearl-with-maple-fingerboard-f94569","currency":"USD","source_country":"US","price":43000000.0,"price_gbp":32129690.37,"scraped_at":"2026-06-06T21:19:22.615259"}]},{"brand":"Rickenbacker","model":"4003S 4-String","price_gbp":1605.74,"origin_country":null,"specs":{"tuner_type":"Schaller","bridge_type":"V2","scale_length":"33.25 in","body_material":"Maple","neck_material":"Maple & Walnut","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"SS"},"confidence_score":null,"summary":"The 4003S is a neck-through solid 4-string bass with a maple body and rosewood fingerboard, known for ringing sustain and bright treble punch. It suits players seeking classic Rickenbacker tone and comfortable rounded body edges for rock, pop, and melodic bass styles.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Rickenbacker (official)","url":"https://www.rickenbacker.com/guitars/model-4003s/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:20:06.985186"},{"label":"Music & Arts","url":"https://www.musicarts.com/rickenbacker-4003s-electric-bass-guitar-main0122153","currency":"USD","source_country":"US","price":2149.0,"price_gbp":1605.74,"scraped_at":"2026-06-06T21:20:09.962456"},{"label":"Guitar Center","url":"https://www.guitarcenter.com/Rickenbacker/4003S-Electric-Bass-Guitar-Jetglo-1423495785710.gc","currency":"USD","source_country":"US","price":2299.0,"price_gbp":1717.82,"scraped_at":"2026-06-06T21:20:12.941947"},{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/bass/rickenbacker-4003s-electric-bass-guitar/j20317000002000","currency":"USD","source_country":"US","price":2299.0,"price_gbp":1717.82,"scraped_at":"2026-06-06T21:20:16.017985"}]},{"brand":"Yamaha","model":"TRBX305","price_gbp":351.18,"origin_country":null,"specs":{"tuner_type":"Covered die-cast","bridge_type":"Die-cast bridge","scale_length":"34 in","body_material":"Mahogany","neck_material":"Maple/Mahogany 5-Piece","number_of_frets":"24","fingerboard_material":"Rosewood","pickup_configuration":"Humbucker / Humbucker"},"confidence_score":null,"summary":"The TRBX305 is a 5-string solid-body bass with a sculpted mahogany body, 5-piece maple/mahogany neck and active Performance EQ for versatile tonal shaping. It uses two YGD-designed ceramic humbucking pickups and a high-mass die-cast bridge, suited to gigging players seeking punchy tone and stability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Sam Ash","url":"https://www.samash.com/yamaha-trbx305-5-string-bass-guitar-black-ytrbx305b","currency":"USD","source_country":"US","price":469.99,"price_gbp":351.18,"scraped_at":"2026-06-06T21:21:24.891417"},{"label":"Strait Music","url":"https://www.straitmusic.com/products/yamaha-trbx305-5-string-electric-bass-guitar-with-active-electronics-mist-green-with-rosewood-fingerboard","currency":"USD","source_country":"US","price":469.99,"price_gbp":351.18,"scraped_at":"2026-06-06T21:21:27.702561"}]},{"brand":"Ernie Ball Music Man","model":"StingRay 4 HH","price_gbp":33624094.58,"origin_country":null,"specs":{"tuner_type":"Custom Music Man","bridge_type":"Vintage Music Man top loaded steel bridge plate with vintage nickel plated steel saddles","scale_length":"34 in","body_material":"Select Hardwoods","neck_material":"Select roasted maple","number_of_frets":"22","fingerboard_material":"Maple, Rosewood, or Ebony","pickup_configuration":"HH"},"confidence_score":null,"summary":"The StingRay 4 HH is a modernized StingRay Special with roasted maple neck, 22 stainless-steel frets, powerful neodymium humbucking pickups in HH configuration, and an 18-volt 3-band active preamp. It suits players who want a high-output, versatile bass with strong build quality and modern playability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Hiendguitar","url":"https://hiendguitar.com/products/ernie-ball-music-man-stingray-special-hh-bass-guitar-smoked-chrome-with-ebony-fingerboard","currency":"USD","source_country":"US","price":45000000.0,"price_gbp":33624094.58,"scraped_at":"2026-06-06T21:20:11.896532"}]},{"brand":"Ibanez","model":"SR500E 4-String","price_gbp":560.39,"origin_country":null,"specs":{"tuner_type":"Ibanez die-cast","bridge_type":"Accu-cast B500 fixed","scale_length":"34 in","body_material":"Okoume","neck_material":"5-piece jatoba/walnut","number_of_frets":"24","fingerboard_material":"Rosewood","pickup_configuration":"HH (Bartolini BH2 neck + Bartolini BH2 bridge)"},"confidence_score":null,"summary":"The SR500E is a lightweight, performance-focused 4-string bass with a 5-piece jatoba/walnut neck, 24-fret rosewood fingerboard, dual Bartolini BH2 humbucking pickups and an Accu-cast B500 bridge. It offers an onboard 3-band EQ with bypass for versatile active/passive tones and suits players who want a fast neck and modern, punchy sound.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Guitar Center","url":"https://www.guitarcenter.com/Ibanez/SR500E-Electric-Bass-Brown-Mahogany-1500000251715.gc","currency":"USD","source_country":"US","price":749.99,"price_gbp":560.39,"scraped_at":"2026-06-06T21:20:58.211793"},{"label":"MusiciansCart","url":"https://www.musicianscart.com/product/ibanez-sr500e-bm-sr-standard-bass-guitar-4-string-with-gig-bag/","currency":"USD","source_country":"US","price":74814.0,"price_gbp":55901.18,"scraped_at":"2026-06-06T21:21:02.186895"}]},{"brand":"Fender","model":"Player II Jazz Bass","price_gbp":635.11,"origin_country":null,"specs":{"tuner_type":"Open-Gear","bridge_type":"4-Saddle Standard","scale_length":"34 in","body_material":"Alder","neck_material":"Maple","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"JJ"},"confidence_score":null,"summary":"The Player II Jazz Bass is a Mexican-made, passive 4-string bass with two Alnico V single-coil Jazz Bass pickups, a modern C maple neck and rolled-edge rosewood fingerboard. It suits intermediate to professional players seeking classic Jazz Bass tone with modern playability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Fender","url":"https://www.fender.com/products/player-ii-jazz-bass","currency":"USD","source_country":"US","price":849.99,"price_gbp":635.11,"scraped_at":"2026-06-06T21:19:02.162511"},{"label":"The Rock Inn","url":"https://therockinn.com/products/fender-player-ii-modified-active-jazz-bass-3-tone-sunburst","currency":"USD","source_country":"US","price":1569.0,"price_gbp":1172.36,"scraped_at":"2026-06-06T21:19:05.105977"},{"label":"Liberty Music Shop","url":"https://libertymusicshop.com/fender-player-ii-jazz-bass-rosewood-fingerboard-aquatone-blue-115/","currency":"USD","source_country":"US","price":849.99,"price_gbp":635.11,"scraped_at":"2026-06-06T21:20:39.527270"},{"label":"ThatGuitarLover (link to retailer suggestion)","url":"https://www.thatguitarlover.com/blog/review-fender-player-ii-jazz-bass","currency":"USD","source_country":"US","price":1099.0,"price_gbp":821.18,"scraped_at":"2026-06-06T21:20:42.336056"}]},{"brand":"Sire","model":"Marcus Miller V3P 4-String","price_gbp":335.49,"origin_country":null,"specs":{"tuner_type":"Standard Open-Gear","bridge_type":"Marcus Miller Standard Bass Bridge with Body Thru Hole","scale_length":"34 in","body_material":"Mahogany","neck_material":"Hard Maple","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"Marcus Standard-J Revolution set (J-J)"},"confidence_score":null,"summary":"The Sire Marcus Miller V3P 4-String is a passive, Marcus-approved jazz-style bass with a mahogany body, hard maple neck, and rosewood fingerboard, delivering warm punch and clear mids. It suits players seeking vintage Jazz Bass tones with modern playability and affordable build quality.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Ernie Williamson Music","url":"https://erniewilliamson.com/p-41018-sire-marcus-miller-v3p-4-string-2nd-gen-mahogany-fingerboard-red-satin.aspx","currency":"USD","source_country":"US","price":449.0,"price_gbp":335.49,"scraped_at":"2026-06-06T21:20:22.813376"},{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/bass/sire-marcus-miller-v3-4-string-bass/l52968000001000","currency":"USD","source_country":"US","price":499.0,"price_gbp":372.85,"scraped_at":"2026-06-06T21:19:37.101636"},{"label":"Sire (official)","url":"https://www.sire-usa.com/products/sire-marcus-miller-v3p-5-string","currency":"USD","source_country":"US","price":499.0,"price_gbp":372.85,"scraped_at":"2026-06-06T21:19:40.072535"},{"label":"FindMyGuitar","url":"https://findmyguitar.com/compare/Sire-Marcus-Miller-V3P-4-String-vs-Yamaha-BB434-comparison.php","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:20:25.620135"},{"label":"Sire (official US site)","url":"https://www.sire-usa.com/products/sire-marcus-miller-v3p-5-string","currency":"USD","source_country":"US","price":499.0,"price_gbp":372.85,"scraped_at":"2026-06-06T21:20:28.434887"}]},{"brand":"Rickenbacker","model":"4003S","price_gbp":1717.82,"origin_country":null,"specs":{"tuner_type":"Schaller","bridge_type":"V2","scale_length":"84.5 cm (33 1/4 in)","body_material":"Maple","neck_material":"Maple & Walnut","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"2 (Hi-gain)"},"confidence_score":null,"summary":"The Rickenbacker 4003S is a solid-maple bass with a rosewood fingerboard, 20 frets and an 84.5 cm scale, offering the brand's signature ringing sustain and treble punch. Its unbound S-style body, dual hi-gain pickups and V2 bridge suit players seeking classic Rickenbacker tone with a slightly more comfortable contoured body.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Rickenbacker (official)","url":"https://www.rickenbacker.com/guitars/model-4003s/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:19:35.455704"},{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/bass/rickenbacker-4003s-5-string-bass","currency":"USD","source_country":"US","price":2299.0,"price_gbp":1717.82,"scraped_at":"2026-06-06T21:19:40.068777"}]},{"brand":"Yamaha","model":"TRBX305 4-String","price_gbp":362.39,"origin_country":null,"specs":{"tuner_type":"Covered / Die-cast","bridge_type":"Die-cast","scale_length":"34 in","body_material":"Mahogany","neck_material":"5-piece Maple/Mahogany","number_of_frets":"24","fingerboard_material":"Rosewood","pickup_configuration":"HH"},"confidence_score":null,"summary":"The TRBX305 is a solid-mahogany, 24-fret long-scale bass with a 5-piece maple/mahogany bolt-on neck, rosewood fingerboard and dual humbucking pickups with active electronics and performance EQ. It offers versatile tones and a sturdy hardware package, suited for intermediate players who need punchy active sound and a durable stage-ready instrument.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Thomann","url":"https://www.thomannmusic.com/yamaha_trbx_305_car.htm","currency":"USD","source_country":"US","price":485.0,"price_gbp":362.39,"scraped_at":"2026-06-06T21:19:51.786260"},{"label":"Yamaha (USA) Specs Page","url":"https://usa.yamaha.com/products/musical_instruments/guitars_basses/el_basses/trbx/specs.html","currency":"USD","source_country":"US","price":499.99,"price_gbp":373.59,"scraped_at":"2026-06-06T21:19:54.868176"}]},{"brand":"Dingwall","model":"Combustion 4","price_gbp":2013.71,"origin_country":null,"specs":{"tuner_type":"Licensed Hipshot Ultralite","bridge_type":"Dingwall Minimalist one-piece bridge","scale_length":"34-36.25 in","body_material":"Swamp Ash","neck_material":"5-piece Maple","number_of_frets":"24","fingerboard_material":"Maple","pickup_configuration":"FD3n x3 (neck,middle,bridge)"},"confidence_score":null,"summary":"The Combustion 4 is a multi-scale 4-string bass with a swamp ash body, 5-piece maple neck and fanned 24-fret maple fingerboard, built for versatile tone and playability. It features three Dingwall FD3n neodymium pickups, a 3-band EMG preamp with Quad-Tone selector and Hipshot tuners, suited for gigging players who want modern multi-scale performance.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Dingwall Guitars (official)","url":"https://dingwallguitars.com/bass/combustion/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:20:59.230518"},{"label":"Bass Central","url":"https://basscentral.com/basses/dingwall-combustion-4-string-3-pickup-blackburst-maple-in-stock/","currency":"USD","source_country":"US","price":3095.0,"price_gbp":2312.59,"scraped_at":"2026-06-06T21:20:53.543861"},{"label":"Guitar Sanctuary","url":"https://www.guitarsanctuary.com/dingwall-combustion-4-in-vintageburst-with-quilt-maple-top/","currency":"USD","source_country":"US","price":2695.0,"price_gbp":2013.71,"scraped_at":"2026-06-06T21:20:56.420332"}]},{"brand":"Yamaha","model":"BB734A 4-String","price_gbp":672.47,"origin_country":null,"specs":{"tuner_type":"Lightweight Open-gear","bridge_type":"Vintage Plus string-thru convertible bridge with brass saddles","scale_length":"34 in","body_material":"3-piece Alder/Maple/Alder","neck_material":"5-piece Maple/Mahogany","number_of_frets":"21","fingerboard_material":"Rosewood","pickup_configuration":"P/J (VSP7n split-coil neck, VSC7b single-coil bridge)"},"confidence_score":null,"summary":"Active/passive P/J 4-string bass with a 3-piece alder/maple/alder body, 5-piece maple/mahogany neck and rosewood fingerboard. It features YGD Custom V7 Alnico V pickups, a 3-band active EQ and lightweight open-gear tuners, suited for working professionals and versatile studio or live use.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"GearTree","url":"https://www.geartree.com/product/variations/2815717/yamaha-bb734a-4-string-bass-guitar-rosewood-fingerboard-fired-red","currency":"USD","source_country":"US","price":899.99,"price_gbp":672.47,"scraped_at":"2026-06-06T21:19:59.511203"},{"label":"Bass Central","url":"https://basscentral.com/basses/yamaha-bb734a-matte-black-rosewood-9-3-lbs-in-stock/","currency":"USD","source_country":"US","price":899.99,"price_gbp":672.47,"scraped_at":"2026-06-06T21:20:03.717166"},{"label":"The Guitar World","url":"https://theguitarworld.com/products/yamaha-bb734a-mtb-4-string-rh-electric-bass-guitar-with-gig-bag-matte-transparent-black","currency":"USD","source_country":"US","price":1099.99,"price_gbp":821.91,"scraped_at":"2026-06-06T21:20:08.531172"}]},{"brand":"Fender","model":"American Professional II Precision Bass","price_gbp":1344.96,"origin_country":null,"specs":{"tuner_type":"Tapered-shaft tuning machines","bridge_type":"HiMass Vintage bridge","scale_length":"34 in","body_material":"Alder","neck_material":"Maple","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"V-Mod II split-coil Precision Bass (single)"},"confidence_score":null,"summary":"A modern take on the classic Precision Bass with a '63 P neck profile, V-Mod II split-coil pickup for punchy tone, rolled fingerboard edges and HiMass bridge for increased sustain. Suited to working players and studio musicians seeking vintage P Bass sound with modern playability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Fender","url":"https://www.fender.com/products/american-professional-ii-precision-bass","currency":"USD","source_country":"US","price":1889.99,"price_gbp":1412.2,"scraped_at":"2026-06-06T21:18:41.223823"},{"label":"Sweetwater","url":"https://www.sweetwater.com/store/detail/0193930705--fender-american-professional-ii-precision-bass-3-color-sunburst","currency":"USD","source_country":"US","price":1849.99,"price_gbp":1382.32,"scraped_at":"2026-06-06T21:18:47.442078"},{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/pro-audio/fender-american-professional-ii-precision-bass","currency":"USD","source_country":"US","price":1799.99,"price_gbp":1344.96,"scraped_at":"2026-06-06T21:18:51.975826"}]},{"brand":"Fender","model":"American Ultra Precision Bass","price_gbp":1718.56,"origin_country":null,"specs":{"tuner_type":"Fender F lightweight vintage-paddle keys with tapered shafts","bridge_type":"4-saddle adjustable HiMass","scale_length":"34 in","body_material":"Select alder","neck_material":"Quartersawn maple","number_of_frets":"21","fingerboard_material":"Quartersawn maple","pickup_configuration":"SS"},"confidence_score":null,"summary":"Modern high-performance Precision Bass with select alder body, quartersawn maple neck and compound-radius fingerboard, featuring Ultra Noiseless pickups, active/passive electronics and a HiMass bridge. Suits professional and serious players seeking versatile vintage-to-modern tones and fast playability.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Fender","url":"https://www.fender.com/products/american-ultra-ii-precision-bass","currency":"USD","source_country":"US","price":2299.99,"price_gbp":1718.56,"scraped_at":"2026-06-06T21:19:55.004301"},{"label":"Guitar Center","url":"https://www.guitarcenter.com/Fender/American-Ultra-II-Precision-Bass-Maple-Fingerboard-Ultraburst-1500000432856.gc","currency":"USD","source_country":"US","price":2299.99,"price_gbp":1718.56,"scraped_at":"2026-06-06T21:19:57.939876"}]},{"brand":"Rickenbacker","model":"4003","price_gbp":1941.98,"origin_country":null,"specs":{"tuner_type":"Schaller","bridge_type":"V2","scale_length":"33.25 in","body_material":"Maple","neck_material":"Maple & Walnut","number_of_frets":"20","fingerboard_material":"Rosewood","pickup_configuration":"2 single-coil pickups"},"confidence_score":null,"summary":"The Rickenbacker 4003 is a solid maple-bodied, through-neck bass with a rosewood fingerboard, two single-coil hi-gain pickups and the updated V2 bridge for improved intonation. It delivers bright, ringing sustain and punchy trebles suited to players seeking a classic Rickenbacker tone and stage-ready presence.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"N Stuff Music","url":"https://www.nstuffmusic.com/p-12803-rickenbacker-model-4003-mapleglo.aspx","currency":"USD","source_country":"US","price":2599.0,"price_gbp":1941.98,"scraped_at":"2026-06-06T21:21:10.308293"},{"label":"Rickenbacker (official)","url":"https://www.rickenbacker.com/guitars/model-4003/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-06T21:21:13.242158"}]}]}