Sirius Satellite Radio PMA8000-SR operation manual Audio Selector Specifications, Dme, Mkr, Aux

PS Engineering

PMA8000-SR Series Audio Selector Panel and Intercom System

Installation and Operator’s Manual

Audio Selector Specifications

Audio selector panel input impedance:		510 Ω
Input Isolation:		-60 dB (min.)
Speaker Muting:		-60 dB (min.)
Speaker Output (into 4 Ω) with no clipping		3 Watts (min.)
14 VDC:
28 VDC:		10 Watts (min.)
Receiver Inputs:		9 (Com 1, Com 2, TEL, Nav 1, Nav 2, ADF,
		DME, MKR, AUX)
Unswitched Inputs:		4
Transmitter Selections:		4 (Com 1, Com 2, TEL
		Com1/2)
Speaker Impedance:		4 Ω
Headphone Impedance:		150 – 1000 Ω
Headphone Output:		38 mW each headset, no clipping <1% THD typi-
		cal
Microphone Impedance:		150 - 600 Ω
Intercom		Specifications
Intercom Positions:	6 places (with individual IntelliVox® circuits)
Music Inputs:	2, (Independent, Stereo)
Music Muting:	>-30 dB "Soft Mute" when Com or intercom active.
Distortion:	<1% THD @ 38 mW into 150Ω
Mic Freq. Response, 3 dB:	300 Hz - 6000 Hz
Music Freq. Response, 3 dB:	10 Hz – 26 kHz
MARKER	BEACON RECEIVER:
Frequency:	75 MHz Crystal Controlled
Sensitivity:	Capable of: (preset at factory for field application)
Low:	1000 ∝Volts (Hard) (360 to 570 ∝V soft)
High:	200 ∝Volts (Hard) (130 to 200 ∝V soft)
Selectivity:	-6 dB at ±10 kHz
	-40 dB at ±120 kHz
External Lamp Output:	7.5 (±4 VDC unloaded, at maximum brightness) VDC
	positive when active, max. current 125 mA
MM Sense:	Active high (4.5 ± 1.0VDC)

200-880-0000 Page 1-3 Rev. 13, July 2006