PSR-500

The PSR-500 is manufactured by GRE in China. The PSR-500 is very similar to the Mobile/Base version of the PSR-600 and uses the same radio control software and cables.

General Specifications

Frequency Coverage

Frequency (MHz)        Step Size Value
---------------------------------------------
25-54                  5 kHz
108-136.9875           12.5 kHz
137-174                5, 6.25, or 7.5 kHz
216.0025-221.9975      5 kHz
225.000-406.000        5 kHz
406-512                6.25 kHz
796-823.9875           6.25 kHz
849-868.9875           6.25 kHz
894-960                6.25 kHz
1240-1300              6.25 kHz

---

• Object oriented memory management
• 11 tuning steps including 5, 6.25, 7.5, 12.5kHz
• Triple conversion
• 20 dB atenuator
• Rebanding supported? YES
• APCO25 Digital Audio decoding
• Trunktracks Motorola, EDACS(wide/narrow/SCAT), and regular LTR systems
• Virtual Scanner Memory Management system stores 20 memory configurations, each with 36,000 channels and 16,000 talkgroups and Dynamic Scan Lists
• Preprogrammed for most major metropolitan areas
• 25-54, 108-136, 136-174, 216-406, 406-512, 796-960, 1240-1300MHz range
• 5 ID lists, 30 IDs per list, 150 IDs per bank
• Scan rate 60 cps
• Search speed 90 CPS
• User defigned service search and limit search
• Direct Tune mode
• TCXO for frequency stability (?)
• Digital AGC
• Adaptive digital tracking (ADT)
• Digital signal processing (DSP)
• CTCSS/DCS abilities
• Network Access Code can be programmed to only break squelch when receiving the correct NAC in a conventional P25 system.
• 12-character alpha-tagging with text entry can show ID code or service name
• L/O ID in 'open' mode
• ID delay
• Motorola control channel only trunking
• I-Calls
• 700MHz Trunk Scanning
• Easy-to-read backlit control and display with backlit keypad
• 6 search ranges/ 1 user definable search range
• Search 'seek' feature
• Tunes virtually all important bands—local marine, fire/police, Ham, CB, VHF-air, UHF-Air, racing, weather and more
• Weather band with SAME Weather Alert and weather priority—access weather channels and alerts with the push of a button
• Skywarn
• Spectrum Sweeper
• "Multiple" Priority channels
• Zeromatic search tuning
• Per channel or global attenuator
• Computer interface and Programming (with computer control)
• 3 user programmable function keys and 5 way navagation keys to access special modes and programming options
• 4 line x 16 charactor display with relitive signal strength meter
• 9V DC 4xAA batteries with regular(black) and charging(yellow) cases
• Mobile/base design with DIN-E in-dash mounting (requires separate installation kit for your vehicle)
• BNC connector
• A cloning cable may be fabricated using 2 1/8 inch mono jacks and shielded cable

• Verifying the firmware version

You can verify the version of DSP firmware currently active in the PSR-500 by pressing the 3 key during the “Welcome” screen.

Future firmware upgrades can be installed by downloading and running an upgrade program (TBD).