PS Engineering PMA7000S User Manual

PS Engineering
PMA7000M-S Series Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-070-0006 Page 1-3 Rev. 6, Nov 98
Operation is subject to the following conditions:
This device may not cause harmful interference.
This device must accept any interference received, including interference that may cause
undesired operation.
1.5 SPECIFICATIONS
TSO COMPLIANCE
Marker Beacon: C35d, Class A
Audio Selector/Intercom: C50c, Class A
APPLICABLE DOCUMENTS: RTCA/DO-214
RTCA/DO-143
RTCA/DO-160C
RTCA/DO-178B
ENVIRONMENTAL Qualifications: A1D1/CA(MN)XXXXXXBBBBTBKXX
Temperature Range:
Operating:
Storage:
-20º C to 55ºC
-40º C to 85ºC
Altitude: Up to 50,000 feet in an unpressurized area of the
cockpit.
DIMENSIONS: Height: 1.3 in. (3.3 cm) Width: 6.25 in. (16.9 cm)
Depth: 6.8 in. (17.3 cm)
WEIGHT (With Rack & Connectors): 1.5 lb. (0.54 kg)
POWER REQUIREMENTS (Including Internal Lighting):
Voltage: 11 to 33 VDC
Maximum Current: 1.5 Amp (Externally protected by a 3 Amp circuit
breaker.)
Typical operating current:
Speaker off:
Speaker on, 28V, full radio volume
350 mA
1.5 A
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
14 VDC:
28 VDC:
3 Watts (min.)
10 Watts (min.)
Receiver Inputs: 9
(Com 1, Com 2, Com 3, Nav 1, Nav 2, ADF,
DME, MKR, AUX)
Unswitched Inputs: 2
(examples: GPS WPT, Value, Autopilot Discon-
nect, Altimeter DH)
Transmitter Selections: 6
(Com 1, Com 2, Com 3
Com1/2, Com2/1, Telephone)
Speaker Impedance:
4 Ω
Headphone Impedance:
150 - 1000 Ω
Headphone Output: 38 mW each headset, no clipping <1% THD
70 mW each headset with < 10% THD into 150Ω
Microphone Impedance:
150 - 600 Ω

PS Engineering PMA7000S Specifications

General

Brand	PS Engineering
Model	PMA7000S
Category	Intercom System
Language	English