Kenwood KA-3700 (1977–1979)
A stereo integrated amplifier made in Japan by Kenwood, produced from 1977 to 1979 and originally priced at 398 DM.
Overview
The Kenwood KA-3700 is a stereo integrated amplifier from the late 1970s, part of Kenwood’s KA series of amplifiers. It was manufactured in Japan and marketed under both the Kenwood and Trio Kenwood brand names. The unit features a silver finish and includes both MM and line-level inputs, with output provided via line-level signal.
Specifications
| Power output | 2 x 20 watts / 8Ω (stereo) |
| Total harmonic distortion | 0.08% |
| Damping factor | 30 |
| Frequency response | 20–30,000 Hz |
| Power consumption | 185 W max |
| Dimensions | 380 x 140 x 291 mm (WxHxD) |
| Input sensitivity | 2.5 mV (MM), 150 mV (line) |
| Signal to noise ratio | 70 dB (MM), 90 dB (line) |
| Output | 140 mV (line) |
| Color | Silver |
| Country of Origin | Japan |
| Original price | 398 DM |
Market
A service manual is available for download, supporting repair and maintenance. The amplifier has appeared on second-hand hi-fi listing sites, indicating ongoing availability in the used market.
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