TEAC TO-122A Test Tone Oscillator

TEAC TO-122A Test Tone Oscillator 

Description:
The TEAC model TO-122A 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.

Specifications:
Frequency: 6 spot frequencies, 40Hz, 400Hz, 1KHz, 4KHz, 10KHz and 15kHz selected by a rotary switch
Output: -10dB (0.3V), -40dB (0.01V) and OFF, unbalanced into 10k ohms or higher load, 1/4" standard phono plug
Frequency response: +-1.0dB
Total harmonic distortion: less than 1.5%
Frequency accuracy: +-10%
Battery: Burgess #2U6 (9V) or equivalent