TX677 Instruction Manual
35
SPECIFICATIONS
General
Type
Description
Frequency Range
476.425 – 477.4125 MHz
Channel Spacing
12.5 kHz
No of Channels
80, (75 voice, 2 telemetry RX only, 3 for future use).
CTCSS Codes
50
DCS Codes
104
Dimensions
(W x H x D): 52 mm x 90 mm x 36 mm (without antenna)
Complies with
AS/NZS 4365: 2011
Power Supply
Type
Description
Power Source
Li-ion rechargeable – 3.7V DC, 1600 mA
Operating Time
14 Hours (High Power)
20 Hours (Low Power)
(Transmit 5%, Receive 5%, Standby 90%)
Receiver
Type
Description
Usable Sensitivity:
-121 dBm
Maximum Audio Output:
>0.5 watt max. (8 Ohm)
Modulation Distortion:
<5% (1 kHz 70%)
Transmitter
Type
Description
Transmit Power:
Hi: 1.8 watts
Lo: 0.5 watt
Note:
Specifications are typical unless otherwise indicated and may be subject to
change without notice or obligation.
