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Frequency Measurement:
Frequency display:
Resolution: 0.01 Hz (10 second gate); 0.1 Hz (1 second gate); 1.0 Hz (0.1 second gate)
Gate time: 0.1 s, 1 s, 10 s, user-selectable
Measurement (using internal timebase):
Stability: <4 × 10-9 Allan Variance (typ.)
Accuracy: ±1.5 ppm
Analog output:
Δf output: ±10 V full scale (20-bit)
Ranges: ±200 kHz, ±100 kHz, ±50 kHz, ±20 kHz, ±10 kHz, ±5 kHz, ±2 kHz
Frequency output:
Frequency: 5 MHz (nominal)
Level: TTL (square wave)
Source impedance: 50 Ω
Ext. timebase input:
Frequency: 10 MHz
Level: 1 Vpp (nominal)
Resistance Measurement:
Resistance display:
Range: 0 to 5000 Ω
Resolution: 5 digits:
0.001 Ω for R < 100 Ω
0.01 Ω for 100 Ω ≤ R < 1000 Ω
0.1 Ω for 1000 Ω ≤ R < 5000 Ω
Conductance output (Vc):
Resistance: R = 10,000 x (10-Vc/5) - 75 Ω
Resistance range: 0 to 5000 Ω
Voltage level: 0 to 10.625 VDC, log scale
Impedance: 1 kΩ
Physical:
Analog connectors: BNC
Interface: RS-232, 9600 baud
Dimensions: 10.625" × 2" × 7" (WHL)
Dimensions, weight: 10.6" × 2" × 7" (WHL), 2 lbs.
Operating temperature: 0 °C to 40 °C
Power: 15 W, 100/120/220/240 VAC, 50/60 Hz
Quartz Crystals (polished):
Frequency: 5 MHz, AT-cut, plano-plano
Diameter: 1 inch
Electrodes: Cr/Au (Ti/Au, Ti/Pt opt.)
