PSR-400

The PSR-400 is manufactured by GRE in China. The PSR-400 is very similar to the handheld version of the PSR-300 and uses the same software and cables. Note: This radio can not be computer controlled.

General Specifications

Frequency Coverage

Frequency (MHz)        Step Size Value
---------------------------------------------
25-27.405              10 kHz
27.41-29.7             5 kHZ
29.71-49.83            10 kHz
49.835-54              5 kHz
108-136.9916           8.33 kHz
137-137.995            5 kHz
138-143.9875           12.5 kHz
144-147.995            5 kHz
148-150.7875           12.5 kHz
150.8-150.845          5 kHz
150.8525-150.845       5 kHz
150.8525-154.4975      7.5 kHz
154.515-154.64         5 kHz
154.65-156.255         7.5 kHz
156.275-157.45         25 kHz
154.47-161.5725        7.5 kHz
161.6-161.975          5 kHz
162-174                12.5
216.0025-219.9975      5 kHz
220-224.995            5 kHz
225.000-379.975        25 kHz
380-419.9875           12.5 kHz
420-450                5 kHz
450.00625-469.99375    6.25 kHz
470-512                12.5 kHz (6.25 kHz with CPU Firmware 1.6 or later)
764-766.996875         3.125 kHz
773-775.996875         3.125 kHz
803-805.996875         3.125 kHz
806-823.9875           12.5 kHz
849-868.9875           12.5 kHz
894-901.9875           12.5 kHz
902-928                5 kHz
928.0125-939.9875     12.5 kHz
940-960                6.25 kHz
1240-1300              6.25 kHz

---

• Can be updated to support Rebanding? YES
  • See Sections 7.1 and 7.2 of the Rebanding article for the firmware and software links
• 1000 channels and 1500 talkgroups in 10 banks (100 Channels, 150 talkgroups per bank)
• 155 Preprogrammed frequencies
• Scan rate 60 cps, search rate 75 cps
• CTCSS/DCS abilities
• Spectrum Sweeper (with 10 autostore channels)
• 16-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
• Easy-to-read back lit control and display with back lit keypad
• Search "seek" feature
• Tunes virtually all important bands—local marine, fire/police, Ham, CB, VHF-air, racing, weather, Railroad, and more
• 7 search ranges/ 1 user definable search range

* The scanner contains these preprogrammed search ranges, stored in the search bank (SR0-SR7)
* Bank Band
* SR0 Marine
* SR1 CB
* SR2 FRS/GMRS/MURS
* SR3 Public Safety
* SR4 Aircraft (Civil and Mil-Air segments)
* SR5 Amateur Bands
* SR6 Railroad
* SR7 Limit search (User changeable)

• Weather band with SAME Weather Alert and weather priority—access weather channels and alerts with the push of a button
• 1 Priority channel
• Zeromatic search tuning
• Per channel or global attenuator
• Function key to access special modes and programming options
• Mobile/base design with DIN-E in-dash mounting (requires separate installation kit for your vehicle)
• A cloning cable may be fabricated using 2 - 1/8 inch stereo jacks and shielded cable
• Please see the Connecting scanners via USB article for USB cables to connect your PC to the scanner

• Verifying the firmware version

You can verify the version of firmware currently active in the PSR-400 by pressing the 3 key during the “Welcome” screen.

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

Known CPU Updates
1.02 B1.00 Only Fixed LTR and EDACS ID Entry Bugs, fixed Amateur search stop at 147.995, fixed S meter icon-info PER GRE
1.03 Fixed Moto UHF Trunk Calc 512 bug-info PER GRE
1.04 B1.00 Only Changed 138-143.9785 from FM to AM, adds cross Company cloning
1.05? i have no 1.05 GRE or RS update
1.06 B1.00/1.01 Add Custom Programmable trunking tables, Changed 470-512 to 6.25 kHz
1.07 B1.00/1.01 Fixed Moto/EDACS Control Channel Conflict
1.08 B1.00/1.01 added bank aplha tag on 4 line wile stopped on tranmission

RR System Compatibility

This scanner is compatible with the following Trunking System Types and System Voices used in the RadioReference Database, of course you must verify that the scanner will cover the appropriate frequency range:

• System Types:
  • Motorola Type I
  • Motorola Type II
  • Motorola Type IIi Hybrid
  • Motorola Type II Smartnet
  • Motorola Type II Smartzone
  • Motorola Type II Smartzone Omnilink
  • EDACS Standard (Wide)
  • EDACS Standard Networked
  • LTR Standard

• System Voices:
  • Analog

Included Accessories

• Mobile bracket (DIN-E kit sold separately)
• Preprogrammed Frequency addendum
• Printed owners manual
• AC adapter
• DC wire harness
• Stock pull-up antenna

Related Pages

• Easier to Read PSR 300/400 Manual
• Getting Started with your PRO-97 and PRO-2055
• The following are available at the GRE America website
  • CPU Firmware Version 1.08
  • User Manual

Operating Tips

Please see the PSR-300/400 Operating Tips article for more information

FCC Type Acceptance

• FCC Type Acceptance: ADV0705

Programming Software

Please see the PSR-300/400 Software and USB Support article for more information

Mailing Lists/forums

• RadioReference GRE Forum
• Radio Scanner World
• Radio Scanners
• Scanner Enthusiasts
• Radio Scanner Help and Chat

PSR-400 Scanners for Sale

• PSR-400 eBay Listings

Return to the GRE Scanners page