This signal generator can produce both RF and audio signals for testing VOR, localized, glideslope, marker beacon, and VHF communications receivers.

-003 Includes: Remote Tune, Store/Recall, IEEE-488/1978

It also has the following modifications performed by Rockwell Collins: 1, 2, 3, 9, 10, 11.

SPECIFICATIONS (partial list)

• Marker Beacon: 75MHz fixed, 74.6 to 75.4 MHz selectable in 25 kHz steps
• VOR/LOC: 108 to 117.95 MHz
• Glideslope: 329 to 335 MHz, selectable in 150 kHz steps
• VHF Comm: 118 to 151.975 MHz, selectable in 25 kHz stepes
• Selectable VOR radials from 000.00 to 359.99º (selectable at each 30 degree heading or in 0.01 degree increments, variable in preset setps of +30 detrees, +/- 10 degrees, and +/- 0.01 degree)
• 1020Hz Ident tone
• Auxiliary Audio: 30 Hz to 14 kHz, preset at 30%, variable 5 to 35% in 0.1% increments

Operational Capabilities:

• Preset condition set signal generator parameters to standard outputs for selected mode of operation
• Standard VOR and ILS localizer frequencies with 50-kHz spacing; standard glideslope frequency spacing of 150 kHz
• Selectable VOR radials from 000.00 to 359.99 degrees
• Ability to externally modulate rf section of the unit
• VOR radial adjustable in +3, +10, -10, +0.01, and -0.01 degree increments
• Preset 1020 Hz audio tone for identification signal
• Programmable audio signal with a 30 Hz to 14 kHz range
• Variable rf output level to check receiver sensitivity
• Variable rf frequency to check receiver selectivity
• Variable percent modulation to check receiver response
• Variable DDM in 0.001 increments
• Standard localizer and glideslope rf frequency pairings
• Single key provides switching between localizer and glideslope paired frequencies and vice versa
• Standard marker beacon frequency of 75.000 MHz with provisions for simulation of interface-type rf frequencies from 74.6 to 75.4 MHz
• Preset 400 Hz (outer marker), 1300 Hz (middle marker), and 3000 Hz (inner marker) marker beacon audio tones
• Remote tune output for automatic channel programming of receiver under test
• Mode discrete outputs provide antenna swithcing and mode select/disable logic
• Timing trigger output pulse coincident with any front panel keystroke for making time response measurements
• VHF-COMM receiver  frequencies from 118.000 to 151.975 MHz with 25 kHz spacing
• Functionally grouped controls and displays
• 115/230V, 50/60 Hz input power capability

We are selling this unit for part or repair.