PSR-300
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GENERAL
| Type | VHF/UHF receiver/scanner |
|---|---|
| Frequency range | 25-54 / 108-174 / 216-512 / 764-824.8 / 849-869.8 / 896-960.8 / 1240-1300 MHz |
| Tuning steps | 3.125 / 5 / 6.25 / 7.5 / 8.33 / 10 / 12.5 / 25 KHz |
| Frequency stability | — |
| Mode | AM / FM |
| Channels / memory management | 1000 regular in 10 banks with alpha tags @ 60 channels per second |
| Power supply | 4.8-6 VDC (Four R6 / AA batteries)or 9 VDC external |
| Current drain / power consumption | 90 mA (Squelched) |
| Antenna impedance / connector | 50 ohm / BNC |
| Dimensions (W*H*D) | 65*145*42 mm (2.56*5.71*1.65") |
| Weight | 240 g (8.5 oz), without batteries and antenna |
| Other features | CTCSS/PL and DCS. Spectrum sweeper. Triple trunking, tracks Motorola type I, II and hybrid analog, EDACS wide and LTR. Weather alert/SAME/FIPS/Skywarn. |
RECEIVER SECTION
| Receiver system | Triple conversion superheterodyne 1st IF: 380.8 MHz 2nd IF: 21.4 MHz 3rd IF: 455 KHz |
|---|---|
| Sensitivity | AM (20 dB S/N) 24-54 MHz: 1 uV 108-137 MHz: 1 uV 137-174 MHz: 1.5 uV 216-225 MHz: 1.5 uV 225-300 MHz: 2 uV 300-406 MHz: 3 uV 406-512 MHz: 2 uV 764-960 MHz: 2 uV 1240-1300 MHz: 3 uV FM (20 dB S/N) 24-54 MHz: 0.3 uV 108-137 MHz: 0.3 uV 137-174 MHz: 0.5 uV 216-300 MHz: 0.5 uV 300-406 MHz: 0.8 uV 406-512 MHz: 0.5 uV 764-960 MHz: 0.7 uV 1240-1300 MHz: 0.7 uV |
| Squelch sensitivity | 0.5 uV (Threshold) |
| Noise figure | — |
| Selectivity | AM (25-28 MHz) 8 KHz (-6 dB)12 KHz (-50 dB) AM/FM (All bands except 25-28 MHz) 16 KHz (-6 dB)34 KHz (-50 dB) |
| Image rejection | — |
| AF output power / speaker | 170 mW at 10% distortion / 8 ohm |
| External speaker connector | — |
MISCELLANEOUS
| Manufactured | China, 2007-20xx (Discontinued) |
|---|---|
| Additional info | — |
| - | - |
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