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1.2 Approval Basis Factory Service None The PMA4000 is covered by a one-year limited warranty. See warranty infor- mation. 1.3 Audio Selector The unit is covered by a one-year limited warranty. See warranty information. Call PS Engineering, Inc. at (865) 988-9800 before you return the unit. This...
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PS Engineering dealer. mode. Only the person who presses their Push PS Engineering, Inc. warrants this product to be free from defect in mate- To Talk (PTT), will be heard over the aircraft ra- rial and workmanship for a period of one year from the date of installa- dio.
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(PTT) intercom, instead of relying on voice-activation (VOX). In the PMA4000 audio panel the PTT intercom capability is added. To For best performance, the headset microphone must be placed within ¼...
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