Amber Electro Designs 3501A Distortion and Noise Measuring System. 10 Hz to 100 kHz
Boonton 1120 S/1 Audio Analyzer, Programmable, 10 Hz to 140 KHz
Boonton 1130 11-S/3 Distortion Analyzer, Programmable,10 Hz to 140 KHz.
HP/Agilent 331A Distortion Analyzer, 5Hz to 600KHz.
HP/Agilent 3581A Wave Analyzer 15 Hz to 50KHz. 5-digit LED Frequency Readout, 1Hz Resolution Analog RMS meter
HP/Agilent 3581A 001 Wave Analyzer 15 Hz to 50KHz. 5-digit LED Frequency Readout, 1Hz Resolution Analog RMS meter
HP/Agilent 8903A Audio Analyzer, 20Hz to 100Khz.
HP/Agilent 8903E Distortion Analyzer 20 Hz to 100 kHz
HP/Agilent 8903E 001 Distortion Analyzer 20 Hz to 100 kHz
Krohn-Hite 4400A Ultra-Low Distortion Sinewave Generator. 1 Hz to 110KHz, <0.001% distortion. 7V RMS into open ckt, 3.5V RMS into 600 ohms
Tektronix 5D10 Waveform Digitizer Plug-In is a double wide plug-in waveform digitizer. Used in 5000 series Mainframes.
Wavetek 132 VCG- Noise Generator, 2 Mhz Function Generator.