TRIO W-41
¥ 25,500 (around 1964)
Commentary
This is a stereo pre-main amplifier that utilizes the technology of the trio in the circuit and mechanism.
DC ignition of the vacuum tube is used for the equalizer circuit to prevent hum noise.
Equipped with a tape monitor switch terminal that allows easy recording and playback by connecting a tape recorder.
By using a 3-head tape recorder, recording and playback can be performed simultaneously.
Equipped with left and right independent tone control.
It is equipped with functions such as loudness control and stereo headphone jack.
Model Rating
Type | Stereo pre-main amplifier | ||||
Output | 2 x 20 w maximum 18Wx2 (Unstrained) |
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Gain | MAG, Tape HD : 1.7 mV AUX, Tuner, Tape Play : 110 mv |
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Frequency characteristic | 20 Hz to 20 kHz (Output 500 mW, within 0.5 dB) | ||||
Tone control | 50 Hz : + 12 dB to -10dB 10 kHz : + 12 dB to -9dB |
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Loudness control | 50 Hz : + 13 dB, 10 kHz : + 4 dB | ||||
Equalizer | RIAA | ||||
Residual noise (sound maximum Tone control flat) |
MAG, Tape HD : 30 mV AUX, Tuner, Tape Play : 4 mv |
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Accessory circuit | Loudness control Equalizer amplifier DC ignition Tape monitor Stereo headphone jack |
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Semiconductor used |
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Power supply voltage | 100 VAC / 117 V, 50Hz/60Hz | ||||
Power consumption | 130VA | ||||
External dimensions | Width 313x Height 126x Depth 252 mm |