TN735 ET-6 Transportable Tactical Radio System
MT-3/4 Radio Systems
TECHNICAL NOTES
Page 2 of 4
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CODANCOMMS.COMTECHNICAL NOTE:
TN735, REV 4-0-0, © Aug 2016
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The ET-6 tranportable radio system comes with a front panel control interface with the following features:
• internal interface connectors for RF and AC/DC power inputs (for stealth appearance with the lid closed).
• LED indicators for receive, transmit, power and speaker power indication.
• Clear / Secure select switch and Clear Keys button for encrypted base capability.
• 16 position channel select rotary switch.
• speaker / headset select, 12 pin Hirose connector for headset, volume control knob and main power switch.
• DB25 auxiliary connector for direct connection to a Telex DSP-223 or IP-223 / IP-224 (or another external device).
The transportable radio is 18.2” (46.2 cm) wide, 6.7” (17.0 cm) high and 13.4” (34.0 cm) deep, and weighs 28 lbs.
(12.70 kg) fully equipped.
Frequency band RF Power Output Internal duplexer frequency separation
Highband VHF 0.5 - 8.0 or 30 Watts ≥ 4.5 MHz separation
400 MHz UHF 0.5 - 8.0 or 30 Watts ≥ 5.0 MHz separation
700 MHz UHF 0.5 - 3.0 Watts ≥ 30 MHz separation
800 MHz UHF 0.5 - 3.0 Watts ≥ 45 MHz separation
900 MHz UHF 0.5 - 3.0 Watts ≥ 24 MHz or ≥ 39 MHz separation
The ET-6 duty cycle and operating temperature is variable as follows:
Case Lid Duty Cycle Operating Temperature Range
Open 100% -30°C to +60°C (Optional -40°C to +60°C)
Closed 100% -30°C to +10°C (Optional -40°C to +10°C)
Closed 50% -30°C to +40°C (Optional -40°C to +40°C)
Closed 10% -30°C to +60°C (Optional -40°C to +60°C)
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