IC-T81A Specifications
| General |
- Frequency coverage:
-
| 50 MHz |
144 MHz |
440 MHz |
1.2 GHz |
W-FM (not guaranteed) |
Receive / Transmit:
50 - 53.995 |
Rx: 118-173.995*1
Tx: 144-148 |
Rx: 400-469.995*2
Tx: 430-450 |
Receive / Transmit:
1240 - 1300 |
Rx: 76 - 107.995 |
- *1 Guaranteed 144-148 MHz only; *2
Guaranteed 440-450 MHz only;
- Mode: FM, W-FM (Rx only), AM (Rx only)
- Number of memory channels: 124 (100
regular, 20 scan edges, 4 call)
- Frequency stability: ± 3 ppm (-10°C
to +60°C)
- Useable temperature range:+14°F to +140°F (-10°C to
+60°C)
- Power supply : 4.5 to 16 V DC or
specified battery pack
- Current drain (at 13.5 V DC):
- Tx: maximum power: 1.4 A (0.8 A at
1200 MHz)
- Rx: rated audio: 220 mA (typical)
- Power save: 40 mA
- Standby: 70 mA (90 mA at 1200 MHz)
- Tuning steps: 5*, 10, 12.5, 15*,
20, 25, 30, 50, 100 kHz (*not available for 1200 MHz band)
- Antenna connector: SMA (50 ohm)
- Dimensions (projections not included):
- 2-9/32(W) x 4-3/16(H) x 1-1/8(D)inches
- 58(W) x 106(H) x 28.5(D)mm
- Weight (with antenna):
- 290g; 10.2 oz (with BP-197)
- 270g; 9.5 oz (with BP-199)
- 280g; 9.9 oz (with BP-200)
|
| Transmitter |
- Output power (at 13.5 V DC):
- High: 5.0 Watts (1.0 Watt at 1200 MHz)
- Low: 0.5 Watts (0.1 Watt at 1200 MHz)
- Modulation system: variable reactance
frequency modulation
- Max. frequency deviation : ± 5 kHz
- Spurious emissions : Less than -60 dB
(-50 dB for Europe version at 1200 MHz; -40 dB for others at 1200 MHz)
- External mic connector : 3-conductor,
2.5(d) mm (1/8 inch)/ 2 K ohm
|
| Receiver |
- Receive system: Double conversion
superheterodyne
- Intermediate frequencies:
- 1st: 69.45 MHz (13.35 MHz: WFM)
- 2nd: 450 kHz
- Sensitivity (except spurious points):
- FM 50 MHz=0.18 µV, 144 MHz=0.18
µV, 440 MHz=0.18 µV, 1.2 GHz=0.25 µV
- AM 50 MHz=0.56 µV
- WFM 91.5 MHz=2.0 µV
- Squelch sensitivity (threshold):
- 0.18µV (FM; 0.25 µV at 1200MHz)
- 5.6µV (WFM)
- 0.56µV (AM)
- Selectivity (except WFM):
- More than 15 kHz/-9 dB
- Less than 30 kHz/-60 dB
- Spurious and image rejection ratio:
- 50, 144 MHz: Less than -60 dB
- 440 MHz: Less than -50 dB
- 1200 MHz: Less than -50 dB
- (Except half IF, 2nd image, 50 MHz band IF and WFM)
- Audio output power (at 13.5 V DC): 250mW typical at 10% distortion/8 load (at 13.5 V DC)
- Specifications are subject to change without notice or obligation.
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