FOR SALE: Heathkit AG-9 signal generator Frequency range 10Hz - 100kHz. Distortion in the order of 0.05% or less... Also features very versatile output attenuator with meter, output can be adjusted from about 1mV to 10V RMS continuously variable. External or Internal 600 ohm load can be switched in. - a useful piece of equipment. Will sell for $35.00 plus shipping