SPECIFICATIONS

Frequency

Range:

0.100 000 MHz to 309.999 999 MHz

Resolution:

1 Hz

Accuracy:

same as frequency standard

Control:

manual by 10-position dial;

remote by TTL-level parallel entry BCD or GPIB （optional）

Switching Time

（to within 0.1 radian at new frequency）

100 MHz - 10 MHz digit:

20 μseconds

1 MHz digit:

5 μseconds

100 KHz - 1 Hz digit:

< 1 μsecond transient, 2 μsecond delay, phase-continuous

Output

Level:

+3 to +13 dBm （1V max, 50 W ）

Flatness:

± 0.5 dB

Impedence:

50 W 

Control:

manual by front panel control; remote by analog voltage

Spurious

（at full power output, + 13 dBm）

Outputs

Type 1

Type 2

Discrete:

-65 dBc

-60 dBc

Harmonics:

-30 dBc

-30 dBc

Phase Noise:

-68 dBc

-63 dBc

（0.5 Hz to 15 KHz） including the effects of internal standard

￡ （1Hz）:

100 Hz/ -105 dBc, 1 KHz/ -115 dBc, 10 KHz/-123 dBc, 100 KHz/ -127 dBc

Noise Floor:

-135 dBc/Hz

Optional Phase Rotation:

0°, 90°, 180°, 270° in 90° steps

0-360° in .225° steps

Frequency

Internal:

OCXO

or

TCXO

Standard

3x10^-9/day

1x10^-8/day

± 1x10^-8/0-50° C

± 1x10^-6/0-50° C

1x10^-6/year

2x10^-6/year

External Drive:

10 MHz, 0.4 Vrms into 50 W ; 5 MHz, 0.5 Vrms into 50 W 

Aux. Output:

10.000 MHz, 0.4 Vrms into 50 W 

（Note: internal or external standard required for operation）

General

Operating Ambient:

0-55° C, 95% R.H.

Power:

105 - 125V, 50 - 400 Hz, 40W （100, 220, 240V optional）

Dimensions:

19 x 3.5 x 17.5 inches （relay rack or bench cabinet）

Weight:

20 lbs.