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Last modified 2024-07-25

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GRE PSR-225

A picture of GRE PSR-225

SPECIFICATIONS

GENERAL
Type:VHF/UHF receiver/scanner
Frequency range:25-1300 MHz
Tuning steps:5 / 12.5 / 25 / 50 KHz (Depending on band)
Frequency stability:? ppm
Mode:AM / FM / WFM
Channels/memory management: 500 regular in 10 banks @ 40 channels per second
50 monitor
10 priority
Power supply:Mains: 220-240 VAC (Fixed power cord)
or 12-14 VDC (Male barrel jack, center positive)
Current drain/power consumption:Less than 12 W @ mains
Less than 400 mA @ 13.8 VDC
Antenna impedance/connector:50 ohm / BNC
Dimensions (W*H*D):232*90*210 mm (9.13*3.54*8.27")
Weight:2 Kg (4.41 lb)
Other features:Attenuator. Tape out jack.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 225 / 226 MHz
2nd IF: 45 MHz
3rd IF: 10.7 MHz (WFM) - 455 KHz (AM/FM)
Sensitivity: AM (20 dB S+N/N)
25-500 MHz: 2 uV
500-1000 MHz: 3 uV
1000-1300 MHz: 5 uV
FM (20 dB S+N/N)
25-500 MHz: 0.5 uV
500-1000 MHz: 1 uV
1000-1300 MHz: 2 uV
WFM
25-500 MHz: 3 uV
500-1000 MHz: 3 uV
1000-1300 MHz: 5 uV
Selectivity: AM
12 KHz (-6 dB)
24 KHz (-50 dB)
FM
20 KHz (-6 dB)
40 KHz (-50 dB)
WFM
300 KHz (-6 dB)
600 KHz (-50 dB)
Image rejection:
AF output power/speaker:1.6 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm




MISCELLANEOUS
Manufactured:China, 200x-20xx (Discontinued)
Additional info:
Related documents:User manual (527 KB)
Modifications and fixes:
Reviews:
Options / Accessories:
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A rear picture of GRE PSR-225