DJ-493J
Источник:
GENERAL
| Type | Amateur VHF transceiver |
|---|---|
| Frequency range | Japanese domestic market TX: 430-440 MHz RX: 430-440 MHz |
| Tuning steps | 5 / 10 / 12.5 / 15 / 20 / 25 / 30 KHz |
| Frequency stability | ±5 ppm (No temperature reference) |
| Mode | FM |
| Channels / memory management | 40 regular 1 call |
| Repeater shift / offset | ±1.6 MHz (Default, programmable) |
| Power supply | ? VDC (Depending on battery pack) or 6-16 VDC external |
| Current drain / power consumption | RX: 20-200 mATX: Max 1.4 A |
| Antenna impedance / connector | 50 ohm / BNC |
| Dimensions (W*H*D) | 56*124*40 mm (2.2*4.88*1.57"), with EBP-48N |
| Weight | 375 g (13.2 oz), with EBP-48N |
| Other features | CTCSS/PL and DCS. |
RECEIVER SECTION
| Receiver system | Double conversion superheterodyne 1st IF: 45.1 MHz 2nd IF: 455 KHz |
|---|---|
| Sensitivity | — |
| Selectivity | 12 KHz (-6 dB)26 KHz (-60 dB) |
| Image rejection | — |
| AF output power / speaker | 200 mW at 10% distortion / 8 ohm |
| External speaker connector | — |
TRANSMITTER SECTION
| RF output power | High@13.8VHigh@9.6VLow 70 cm:5 W4 W800 mW |
|---|---|
| 70 cm | 5 W |
| Modulation system | Variable reactance |
| Max FM deviation (Factory set) | ±5 KHz |
| Spurious emissions | Better than -60 dB |
| Microphone impedance / connector | 2 Kohm / ?-pin |
| Microphone input level | — |
MISCELLANEOUS
| Manufactured | Japan, 200x-200x (Discontinued) |
|---|---|
| Additional info | — |
| EBP-48N | NiCd battery pack. 9.6 V, 700 mAh |