มีท่านใดเคยใช้ ALINCO DR-635 บ้างครับ ได้ข่าวแว่วๆมา ของจะเข้ามาขายในบ้านเราแล้ว
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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)