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Alinco DX-77T
Specifications

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Amateur Base Transceivers 

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DX-77T Specifications

GENERAL
Receiver Coverage 500 kHz - 30 MHz
Transmit Coverage
160m 1.800 - 1.9999 MHz
80m 3.500 - 3.9999 MHz
40m 7.000 - 7.2999 MHz
30m 10.100 - 10.1499 MHz
20m 14.000 - 14.3499 MHz
17m 18.068 - 18.1679 MHz
15m 21.000 - 21.4499 MHz
12m 24.890 - 24.9899 MHz
10m 28.000- 29.6999 MHz
Operating Modes J3E (USB/LSB), A1A (CW), A3E (AM), F3E (FM)
Operating Temperature Range +14° to +140° F or -10° to +60°C
Frequency Stability ±10ppm
Antenna Impedance 50 ohms unbalanced
Power Requirement 13.8 VDC ± 15%
Memory Channels 100, each capable of split memories and operating mode
Current Drain @ 13.8VDC TX: approx 20 amps, max, high power setting
RX: approx.8 amps squelched; approx I amp @ max audio
Dimensions (H, W, D) 246 mm x 94 mm x 228 mm
Weight 8.38 lbs or 3.8 kg
TRANSMITTER
Output Power SSB, CW, FM: 100W Hi, 10W low
AM: 40W Hi, 4W low
Modulation System SSB - Balanced
AM - Low Level Modulation
FM- Variable Reactance
Sideband Suppression More than 50 dB (@ 1 KHz)
Spurious Emission Less than -45 dB (10 MHz)
Less than -50 dB (1.8 MHz - 30 MHz)
Carrier Suppression More than 40 dB
CTCSS Encoder 50 Tones - switchable via front panel
Electronic Keyer Variable 6 to 50 WPM
(DX77T:Electric Keyer , variable 6 to 50 WPM EJ33U installed. DX-77EQ: OPTIONAL)
Microphone Impedance 2K Ohms
RECEIVER
Receiver System Dual-Conversion Superheterodyne
Triple Conversion Superheterodyne (FM)
Sensitivity SSB, CW, FM: (0.5-1.8 MHz) 0 dbuV (1uV)
(1.8-30 MHz) -12 dbuV (0.25uV)
AM: (1 kHz, 30% modulation) (0.5-1.8 MHz) +20 dbuV (10uV)
(1.8-30 MHz) +6 dbuV (2uV)
FM: -6 dbuV (0.5uV) @ 12db SINAD
Selectivity SSB, CW, AM-Narrow: 2.7 kHz/-6 dB, 4.7 kHz /-60 dB
AM-Wide, FM: 8 kHz/-6 dB, 30 kHz/-50 dB
Intermediate Frequencies 1 st IF: 71.75 MHz
2nd IF: 8.875 MHz
3rd IF: 455 kHz
Spurious and image rejection ratio More than 70dB
Audio Output More than 2 Watts @8 ohms, 10% THD
RIT Range ± 1.0 kHz
  Specifications are subject to change without notice.

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