ISO 9001:2015 and AS9100D Certified
Serving the Aviation Industry since 1973
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ES1 Radioman Encoder Solution
Discontinued Item
(DAI Part# ES1)
Easy to use for aircraft troubleshooting when injecting mode-C grey-codes.
Easy to use for signal substitution.
No need to pull equipment for troubleshooting.
Plug compatible with most encoders (ACK A-30, Transcal SSD120, D 120-P2T, KEA 129/130, AmeriKing AK350, Terra 3000, Macro AR850, Sandia SAE35).
Comes with convenient 6 foot patch cable to connect tester to systems being tested.
Continuity test of all mode-C grey code lines.
Checks for power and ground with handy voltage monitor light.
Check polarity with the power monitor light. (Red-Reversed, Green-Normal).
Breakout tip jacks to monitor power, GND, RS232 output lines and heater ground inputs.
Made in rugged aluminum powdered coated case.

PIN OUT CHART
Encoder Substitution
ES1 Pin Out
ACK A-30
S/N
Transcal
SSD120
Transcal
D-120p2T
King
KEA129/130
AmeriKing
AK-350
Terra
AT3000
Narco
AR850
Sandia
SAE35
1 No Connection 28V Heater GND D4 D4 No Connection No Connection No Connection D4
2 A1 A1 A1 A1 A1 A1 A1 A1
3 A2 A2 A2 A2 A2 A2 A2 A2
4 A4 A4 A4 A4 A4 A4 A4 A4
5 B1 B1 B1 B1 B1 B1 B1 B1
6 Strobe Strobe Strobe Strobe Strobe Strobe Strobe Strobe
7 Spare A+ 14V Heater GND No Connection No Connection No Connection No Connection No Connection No Connection
8 14/28VDC No Connection 28VDC 28VDC 14/28VDC 14/28VDC 14/28VDC 14/28VDC
9 B2 B2 B2 B2 B2 B2 B2 B2
10 B4 B4 B4 B4 B4 B4 B4 B4
11 C1 C1 C1 C1 C1 C1 C1 C1
12 C4 C4 C4 C4 C4 C4 C4 C4
13 C2 C2 C2 C2 C2 C2 C2 C2
14 No Connection 14/28VDC 14VDC 14VDC No Connection No Connection No Connection 14/28VDC
15 DC GND DC GND DC GND DC GND DC GND DC GND DC GND DC GND