JBL 6021
¥ 300,000 (1 unit, around 1978)
Commentary
Professional monaural power amplifier designed for reliability and safety in harsh conditions.
The 6021 is a high output 200W power amplifier with a built-in output transformer that can be directly connected.
It is equipped with a protective circuit to maintain durability and safety, and the amplifier and speaker are disconnected in case of short circuit of load or other abnormality.
It adopts a module mechanism and can be repaired while mounted on a rack.
Balance input can be supported by using transformer 5195 (sold separately).
4 EIA standard rack mountable.
Model Rating
| Type | Monaural power amplifier |
| Rated output | 200W (4 Ω) 200W (at transformer output) |
| Output bandwidth | 20 Hz to 20 kHz 35 Hz ~ 15 kHz (at Transformer Output) |
| Frequency response (at 1W output) | 20 Hz ~ 20 kHz ± 0.5 dB (1978 catalog) 35 Hz ~ 15 kHz (listed in 1979 catalog) |
| Total harmonic distortion factor | 0.2% 0.2% (at transformer output) |
| Cross modulation distortion factor | 0.2% |
| Signal-to-noise ratio | 100dB |
| Load impedance | 4 Ω 8 Ω, 16 Ω, 25 Ω (at transformer output) |
| Input Sensitivity / Impedance | 0.78V/33k Ω |
| Pwer | 120 VAC / 240 V, 50Hz/60Hz |
| Power consumption | 440W |
| External dimensions | Width 483x Height 178x Depth 327 mm |
| Weight | 21kg |
| Sold Separately | Transformer 5195 (¥ 13,000) |