Solid State Stereo Preamplifier (1971)
The Dyanco PAT-4 is an all silicon solid-state control centre and preamplifier which must be used in conjunction with a basic power amplifier, such as the Dynaco stereo 80 or Stereo 120, and a pair of loudspeakers.
In addition, the PAT-4 provides sufficient power for a pair of 600 ohm headphones.
Frequency response: 10Hz to 100kHz
Total harmonic distortion: 0.05%
Gain: 54dB (MM), 20dB (line)
Input sensitivity: 10mV (MM), 500mV (line)
Signal to noise ratio: 70dB (MM), 85dB (line)
Semiconductors: 8 transistors, 2 diodes
Dimensions: 13.5 x 14.25 x 9 inches
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