Headset Impedance Adapters
JA34-805
Low Impedance Intercom Adapter
Remote Mount
Field configurable settings
Floating audio lines
Adjustable Microphone Amplifier
Adjustable Phones Amplifier
JA39-001
Low Impedance Headset Adapter
5 Ohm Mic - 8 Ohm Phones
The JA39-001 Low Impedance Headset adapter is used to adapt a low impedance (5 ohm mic / 8 ohm phones) headset to a high impedance aircraft intercom.
The unit features an industry standard TJ-120 socket and TP-120 Plug to allow plug and play operation.
Power: Uses the intercom's microphone bias.
Mounting: Plugs in-line with the headset cord.
JA39-017
Low Impedance Headset Adapter
115 Ohm Mic - 115 Ohm Phones
The JA39-017 Headset Adapter is used to adapt a (150 ohm mic / 115 ohm phones) Peltor™ MT17H682FB-47 headset to a high impedance aircraft intercom.
The unit features an industry standard TJ-120 socket and TP-120 Plug to allow plug and play operation.
Power: Uses the intercom's microphone bias.
Mounting: Plugs in-line with the headset cord.
JA39-022
PELTOR™ Headset Adapter
230 Ohm Mic - 230 Ohm Phones
The JA39-022 Headset adapter is used to adapt a (230 ohm mic / 230 ohm phones) PELTOR™ MT7H79 headset to a high impedance aircraft intercom.
The unit features an industry standard TJT-120 socket and TP-120 Plug to allow plug and play operation.
Power: Uses the intercom's microphone bias.
Mounting: Plugs in-line with the headset cord.
JA39-075
Low Impedance Headset Adapter
75 Ohm Mic - 150 Ohm Phones
The JA39-075 Low Impedance Headset adapter is used to adapt a low impedance (75 ohm mic / 150 ohm phones) headset to a high impedance aircraft intercom.
The unit features an industry standard TJ-120 socket and TP-120 Plug to allow plug and play operation.
Power: Uses the intercom's microphone bias.
Mounting: Plugs in-line with the headset cord.
JA44-001
High Impedance Headset to Low
Impedance Intercom Adapter
The JA44-001 High Impedance Headset to Low Impedance Intercom Adapter provides a battery driven microphone bias voltage and phone transformers to allow a high impedance headset to interface with a low impedance intercom system.
JB39-001
Low Impedance Headset Adapter - 5 Ohm Mic - 8 Ohm Phones - Remote Mount
The JB39 Low Impedance Headset Adapter - allows a low impedance headset (5 Ohm Mic - 8 Ohm Phones) to be used with a regular aviation audio controller like the Jupiter Avionics Corp. JA95-001. The JB39-001 operates using the Mic Bias supply of the audio controller and requires no other external power.
JB39-300
Low Impedance Microphone Adapter - 300 Ohm Mic - Remote Mount
Remote Mount Low Impedance Microphone Adapter
300 Ohm microphone to Regular Aviation Audio Controller
JB39-401
Low Impedance Headset Adapter
5 Ohm Mic - 8 Ohm Phones - 4 Channel
The JB39-401 allows four low impedance headsets to be used with a regular aviation audio controller like the Jupiter Avionics Corp. JA95-001. The JB39-401 operates using the Mic Bias supply of the audio controller and requires no other external power.
JB39-403
Dynamic Microphone Adapter
4 Channel
The JB39-403 Dynamic Microphone Adapter - 4 Channel - allows four low impedance mic headsets to be used with a regular aviation audio controller like the Jupiter Avionics Corp. JA95-001. The JB39-403 operates using the Mic Bias supply of the audio controller and requires no other external power.