技术参数

SPECIFICATIONS

Frequency 
Range: 1.000 000 0 MHz to 6399.999 999 9 MHz
Resolution: 1 Hz
Accuracy same as frequency standard
Control: manual by keyboard and LCD;
remote by TTL-level parallel entry BCD or GPIB (optional)

Switching Time

(to within 0.1 radian at new frequency)
1 GHz - 10 MHz digit: 20 μseconds
1 MHz digit: 5 μseconds
100 KHz - 1 Hz digit: 1 μsecond transient, 2 μsecond delay

Phase-Continuous  Switching Range:

100 KHz through 1 Hz digits
(~1 MHz bandwidth)

Output

Level: -3 to +7 dBm (500mV max., 50Ω)
Flatness: ±1.0 dB
Impedance: 50 Ω
Control: manual by front panel control; remote by analog
voltage
Connector: SMA female

Spurious Outputs

(at full power output, +7 dBm)
Discrete: -60 dBc 1 -3200MHz
-55 dBc 3200 -6400 MHz
Subharmonics: -45 dBc 1600 -6400 MHz
Harmonics: -30 dBc
Phase Noise: -60 dBc (0.5 Hz to 15 KHz) including effects of
internal standard
L (1Hz):
1600 - 3200 MHz: 100 Hz/ -99dBc, 1 KHz/-108 dBc, 10 KHz/-116 dBc,
100 KHz/-118 dBc
Noise Floor:
1600 - 3200 MHz: -136 dBc/Hz
L (1Hz) & Noise Floor:
1 -1600MHz: improved by 6 dB
3200 - 6400 MHz: degraded by 6 dB

Frequency Standard

Internal:

   OCXO            or                    TCXO 
3 x 10-9/day                     1 x 10-8/day
±1 x 10-8/0 - 50?C        ±1 x 10-6/0 - 50?C
1 x 10-6/year                   2 x 10-6/year

External:

10 MHz, 0.4-2.0 Vrms into 300 Ω;
5 MHz, 0.5-2.0 Vrms into 300 Ω }BNC Connector
Aux. Output: 10.000 MHz, 0.4 Vrms into 50 Ω
(Note: internal or external standard required for operation)

General

Operating Ambient: 10 - 45?C, 95% R.H.
Power: 105 - 125V, 50 - 60 Hz, 70W (100, 220, 240V optional)
Dimensions: 19 x 5.25 x 18 inches (relay rack or bench cabinet)
Weight: 40 lbs