Mustang M2508/D MACRO range installation manual. Issue, Facility, USAGE or FUNCTION, Audio gain

MACRO range installation manual. Issue 6
	FACILITY	USAGE or FUNCTION
	Audio gain	Sets the level of amplification of incoming signal. Influenced by no other adjustment
	Chime level	Determines the level of chime tone to be injected. Influenced by no other adjustment
	VOX sensitivity	Sets level of audio input at which the VOX circuit is triggered. Influenced by ëAudio gainí.
		Temporarily set sensitivity to maximum, and set Vox delay to maximum to enable ëAudio levelí to
	VOX delay	be set using typical input signal, then reset ëVOX sensitivityí and then ëVOX delayí.
		Determines the time delay between cessation of audio input signal and release of priority and/or
	Chime frequency	muting of channel. Influenced by Audio gain and VOX sensitivity. Adjust those first.
		Sets collective pitch of chime sequence. Tones may not be adjusted individually. Influenced by
	Bass cut link	no other adjustments.
		Cut this link to introduce a sensitivity roll-off at bass frequencies. Particularlyeffective for paging
	Sensitivity link	applications.
		Cut link to change the scope of Audio gain adjustment to 50mV-2V, from 2V-80V RMS.
	Priority/passive jumpers	See relevant information on page 12
	Timer duration	Sets period of on-board timer within the range 2-30 seconds, after which the priority is released
	Output level	and tone ceases. Influenced by no other adjustments.
		Sets level of audio tone output from module. Influenced by no other adjustment.
	Tone generator frequency	Sets audio pitch of tone generation sequence. Influenced by no other adjustments.
	ALC threshold level	See Factory Fitted Options - Automatic level control, on page 21.	Influenced by no other
	ALC sensitivity	adjustmen on this module.	Influenced by no other
		See Factory Fitted Options - Automatic level control, on page 21.
	Surveillance tone level	adjustment on this module.
		See Factory Fitted Options - Line surveillance on page 22. Influenced by no other adjustment on
		this module.s
	Table 2 Module adjustments and settings

Fig. 3 Location of priority sequence setting switches

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