Test Tone Oscillator (1985-87)
The TEAC model TO-8 test tone oscillator is a small, lightweight, battery operated, sine wave oscillator.
It is very convenient to use in alignment, trouble shooting, and testing of audio equipment, and is capable of 30 hours continuous operation.
Frequency: 3 spot frequencies, 400Hz, 6.3kHz and 12.5kHz selected by a rotary switch
Output: -10dB, -30dB and off, unbalanced into 10k ohms or higher load
Frequency response: +-1.0dB
Total harmonic distortion: less than 1.5%
Frequency accuracy: +-10%
Battery: Burgess 2U6 (9V) or equivalent
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