SINE/SQUARE OSCILLATOR 1 HZ - 1 MHZ. GELS10064       Sine/Square Oscillator 1 Hz - 1 MHz.Wave Shapes : Sine & Square wave outputs at 4 mm sockets. Frequency Range : 1 Hz - 1 MHz setable using fine & coarse controls. Accuracy : ± 5 % on all the ranges. Amplitude for sine wave output : 30 V Peak to Peak. Amplitude for square wave output : 15 V Peak to Peak. Output Impedance for sine wave : App. 600 Ohms. Output Impedance for square wave : App. 400 Ohms.