Technics SU-V22 (c.1981)
An integrated amplifier with microphone input and echo, built for audio mixing and dual-tape monitoring.
Overview
The Technics SU-V22 is an integrated amplifier from Technics, a Panasonic brand. It sold for ¥47,800 around 1981 and belongs to the SU-V series. It has a microphone mixing function with echo, so it works for vocals or public address as well as regular stereo use. It also supports 2-tape monitoring, which lets you record from two sources at once. That suits anyone juggling several audio inputs.
Specifications
| Effective output (both channel drive) | 45W + 45W (8 ohm, 20 Hz to 20 kHz) |
| Total harmonic distortion factor | 0.05% (1 kHz, Rated Output) |
| Frequency response | 10 Hz ~ 80 kHz +0 -3dB |
| Signal-to-noise ratio (IHF-A) | Phono: 72dB, Tuner, Aux: 95 dB |
| Input Sensitivity / Impedance | Phono: 2.5mV/47k Ω, Tuner, Aux: 150mV/27k Ω |
| Phono maximum allowable input | 130mV |
| Tone control | Bass: ±10 dB (50 Hz), Treble: ±10 dB (20 kHz) |
| Load impedance | 8 Ω ~ 16 Ω |
| Power | 100 VAC, 50Hz/60Hz |
| Power consumption | 86W |
| External dimensions | Width 430 x Height 120 x Depth 210 mm |
| Weight | 5.3kg |
Design
The SU-V22 mixes in a microphone and adds echo, which is handy for live vocals or announcements. A 2-tape monitor switch lets the user record from two sources at once, useful for tape dubbing or multi-channel audio setups.
Product Family
The SU-V22 is part of the SU-V series of integrated amplifiers from Technics. It shares design and functional traits with other models in the lineup.
Market
Listings show a Technics SU-V22 amplifier offered for EUR 551.09 as part of a vintage Hi-Fi set for repair, and another listed at 29,900 Russian rubles. A separate listing offers the original instruction manual in PDF format for 300 Russian rubles.
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