Product Details
Frequency Coverage:
VHF
Transmit: 144-147.995 MHz
Receive: 108-173.995 MHz, 335-479.995 MHz, 87.5-107.995MHz
UHF
Transmit: 430-449.995 MHz
Receive: 108-173.995 MHz, 335-479.995 MHz, 87.5-107.995MHz
Transmit Output Power:
High VHF 50W / UHF 35W, Mid 20W, Low 5W(approx.)
Features:
- VHF/UHF full duplex operation includes V/U and U/V modes.
- Cross-band repeater function (where permitted: standard on DR-635T)
- 200 Memory channels
- H/M/L power output settings- VHF: 50/25/5W UHF: 35/20/5W
- Large 6 character alphanumeric display
- Selectable display colour illumination (Blue, Violet or amber)
- Internal duplexer - single antenna connector
- Removable control head can be remotely mounted or allow transceiver to be inverted for optimal speaker placement
- Expanded receive range includes FM broadcast band (WFM)
- Power supply voltage display
- Theft alarm feature
- Optional 1200 and 9600 bps packet operation with optional EJ-50U
- Digital voice communications with optional EJ-47U
- Optional illuminated DTMF EMS-57 microphone (included with DR-635T) allows direct VFO frequency entry and remote control of transceiver
- CTCSS & DCS encode and decode plus four different tone bursts
- CTCSS Tone and DCS scan
- Programmable VFO and Memory scan modes
- "Time Out" timer
- Cable Clone feature
- AM Aircraft band reception (DR-635T only)
- Temperature Compensated Crystal Oscillator
- Ignition key activated power on/off feature
Standard Accessories:
* Microphone (EMS57/EMS53 depending on the version)
* DC cable
* Bracket Hardware pack
* ACC port cable
* Sticker
* Instruction Manual
Optional Accessories
* EJ-47U digital modulation uint
* EJ-50U TNC unit
* EDS-9 Front-control unit separation kit
Detailed Specifications
| Genaral |
| Frequency range |
| TX: USA |
VHF 144-147.995 MHz
UHF 430-449.995 MHz |
| TX: European |
VHF 144-145.995 MHz
UHF 430-439.995 MHz |
| RX: USA |
108-173.995 MHz
335-479.995 MHz
87.5-107.995MHz |
| RX: European |
144-144.995 MHz
430-439.995 MHz
87.5-107.995MHz | |
| Modulation |
16K0F3E(FM)/8K50F3E(Narrow FM)/F1E(digital voice)/F1D(9600bps)/F2D(1200bps)/A3E(RX only/AM) |
| Channel Steps |
5, 8.33, 10, 12.5, 15, 20, 25, 30, 50, 100 KHz |
| Memory channel |
VHF 80ch / UHF 80ch / Free-programmable 40ch / 1ch VHF CALL / 1ch UHF CALL |
| Antenna impedance |
50 ohm unbalanced |
| Frequency stability |
+/- 2.5 ppm |
| Power Supply Requirement |
13.8V DC +/- 15% Negative ground |
| Current Drain |
Approx. 11A TX high / 700mA RX max. / 500mA RX squelched |
| Usable temperature range |
-10c to +60c (14F to 140F) |
| Dimensions |
140mm(W) X 40mm(H) X 185mm(D)
5.5 x 1.6 x 7.3 inches |
| Weight |
Approx. 1kg or 35.3oz |
| Transmitter |
| Output |
High VHF 50W / UHF 35W, Mid 20W, Low 5W(approx.) |
| Modulation System |
Variable Reactance Frequency Modulation |
| Max.Frequency Deviation |
+/- 5KHz (FM) +/- 2.5KHz (NFM) |
| Sprious emissions |
Less than -60dB |
| Receiver |
| Receive system |
Double Conversion Superheterodyne |
| Intermediate Frequencies |
1st 21.7MHz/450KHZ
2nd 45.1MHz/455KHz |
| Sensitivity(-12dB SINAD) |
Main band -14dBu(0.20uV) or better
Sub band -12dBu(0.25uV) or better |
| Squelch |
-18 dBu (0.1uV) or less |
| Selectivity |
FM: -6dB: 12KHz or more, -60dB: 28KHz or less |
| Audio Output |
2W or more (8ohm 10% THD) |
| Specifications subject to change without notice or obligation. Performance specification apply only to the amateur bands. Permit required for MARS use. APRS is a registered trademark of Bob Bruninga, WB4APR. Check regulations prior to operating full duplex in US. |
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