Table 11. Differences Between Models'

11-6625-255-14/TO

33A1-13-170-1

wave with two linear voltage

megohms.

scales: 0 to 1 volt and 0 to 3 volts.

Meter overload capacity . . . . . Will not be damaged by overloads

Voltage ranges are related by 10-

of up to 100 times normal load.

dB steps. Zero dBm-1 mw across

Noise measurement . . . . . . . . . Full-scale readings can be made of

600 ohms 1,000 cps. DBm scale

300 microvolt. Noise measure-

calibrated from -12 dBm to +2

ment range is 10 Hz to 20 kHz.

dBm.

Satisfactory readings can be

Full-scale meter movement . . 1 mA.

made down to-75 dBm.

Voltmeter input impedance . . Input shunt capacitance approxi-

Input power supply rating . . . Voltage: 115 volts (may be modi-

mately 37 µµF. Input shunt re-

fied for a 230-volt operation).

sistance: 0.03- to 30-volt range is

Frequency: 50 to 1,000 Hz.

1 megohm; 10-volt range is 3

Wattage: 90 watts.

megohms; 300-volt range is 2.4

1-4

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