JBL J50 (1995)

A compact bookshelf speaker system delivering JBL’s signature sound with a newly designed polymer-coated woofer and paper-cone tweeter.

Overview

The JBL J50 is a bookshelf speaker system released in 1995 as part of JBL’s effort to bring their traditional American sound to a broader market at an accessible price. This 2-way, bass reflex design pairs a 12.5 cm polymer-coated fiber cone woofer with a 5 cm paper-cone tweeter, engineered for balanced performance across genres. It was sold as a pair with an original price of ¥24,000 in Japan.

Specifications

Product type	speaker system
Model Rating Method	2-Way, 2-Speaker, Bass Reflex System, Bookshelf Type
Units Used	For low band: 12.5 cm cone type; For high-pass: 5 cm cone type
Recommended amplifier output	10W ~ 50W
Frequency characteristic	75 Hz to 20 kHz (-6dB)
Impedance	8 Ω
Output sound pressure level	86 dB/1W/1m
Crossover frequency	2.2 kHz
External dimensions	Width 165 x Height 280 x Depth 184 mm
Weight	3.2 kg

Design

The J50 features a 12.5 cm cone-type woofer with a newly designed polymer-coated fiber cone that maximizes diaphragm area and reduces distortion. The high-frequency driver is a 5 cm cone-type tweeter using a paper cone. The crossover network is optimized to improve sound integration between the woofer and tweeter. The enclosure uses a bass reflex design and has an oak-like finish.

Market

The J50 was sold new in 1995 for ¥24,000 per pair in Japan. Some users have reported issues with aftermarket foam surround rings not fitting correctly, indicating potential challenges in maintenance or restoration.

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