Product Overview

Frequency Synthesizer with GPIB & local control.  1 KHz resolution.  Requires External Timebase (5 or 10 MHz).  Internal Oven timebase available at additional cost. 1 MHz to 40 MHz +3 to +13 dBm output 1 KHz resolution very low phase noise fast switching, 5-20 µs fully programmable GPIB, or manual control with front panel switches low power consumption, high reliability 7 decades of DDS resolution available (with phase-continuous switching SPECIFICATIONS    Frequency Range: 0.100 000 0 MHz to 39.999 999 9 MHz   Resolution: 1 KHz   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)   10 MHz digit: 20 µseconds   1 MHz - 0.1 Hz digit: 5 µseconds   Output Level: +3 to +13 dBm (1V max, 50 W ), metered in dBm and volts(rms)   Flatness: +0.4 dB   Impedance: 50 W    Control: manual by front panel control; remote by analog voltage       Spurious   (at full power output, +13 dBm) Outputs Discrete: -75 dBc   Harmonics: -35 dBc at full output (-40 dBc at lower level)   Phase Noise: -75 dBc (0.5 Hz to 15 KHz) including effects of internal standard   £ (1Hz): 100 Hz/ -125 dBc, 1 KHz/ -135 dBc, 10 KHz/-135 dBc, 100 KHz/ -137 dBc   Noise Floor: -138 dBc/Hz   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 300 W ; 5 MHz, 0.5 Vrms into 300 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 5.25 x 18 inches (relay rack or bench cabinet)   Weight: 35 lbs.   For units equipped with a DDS-TLU option, specifications are modified as follows: DDS Option: H K  Phase-Continuous 100 KHz thru 0.1 Hz digits 10 KHz thru 0.1 Hz digits Switching Range (~1 MHz bandwidth) (~100 KHz bandwidth)   Frequency Resolution: 0.1 Hz 0.1 Hz Optional Phase Rotation: 0 - 360° in .36° steps N/A       Switching Time (within phase-continuous range) < 1 µs transient, 2 µs delay   Spurious Discrete: -65 dBc -75 dBc Outputs Phase Noise: -65 dBc -70 dBc