Comtronics very popular two-place portable intercom was designed for pilot/copilot communication in high noise environments. Separate volume controls are adjustable by either pilot or passenger to meet individual hearing needs. This intercom can be used as an intercom only or a complete package with the addition of a single transceiver using a matching Comtronics radio interface cable with push-to-talk switch. The ULTRA-COM II integrates directly with all Comtronics headsets and helmets providing air-to-air and air-to-ground communication. This intercom includes a 3-foot adapter cord connecting to various external inputs such as a radio interface cable with push-to-talk switch for a single transceiver.
The ultra com is a good product and works.
COMTRONICS INTERCOM ULTRA COM II
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No, they are called an Ultralight plug (where the U/174 is a helicopter style plug). It is .25 single plug used in Ultralight and glider applications.
No, the radio port is a 3 pin din connector.
Yes, as long as the impedance is 300 ohms the M-87 dynamic mic will work.
Yes, this Comtronics Ultra-Com II Intercom will work with the A-24 and David Clark headsets as long as the David Clark headsets have the ultralight style plugs.
No, Comtronics intercoms do not hold FAA TSO approval.
Per the manufacturer you can use 4014-D for the ultra-com intercom, which is our part # 11-15718.
This will work, however you will require an interface cable created by the manufacturer. For example, 11-15725 or 11-15726.