PS Engineering PM1000 - Manual (Page 2)

PS Engineering Incorporated
PM 1000 FAA TSO Approved Intercom
Installation and Operation Manual
200-190-0002 3 Rev. 2, Jan. 2001
the copilot will override (Ideally suited for training environments). Pilot regains priority by switching the unit
off.
1.4 Approval Basis
The PM1000, part number 11900 is FAA-approved under TSO-C50c.
1.5 Specifications
Input power: 13.8 - 27.5 Volts DC
Current Drain: <110 mA (Externally fused at 1 Amp)
Headphone Impedance: 150-1000
Ω
typical
Audio Distortion: <10% @ 75mW into 150
Ω
load
Aircraft Radio Impedance: 1000
Ω
typical
Mic Frequency Response: ±3 dB, 350 Hz — 6000 Hz
Unit weight: 10.5 Ounces (0.3 kg)
Dimensions: 0.9" H x 2.60" W x 4.85" D (2.3 x 6.6 x 12.3 cm)
Environmental and technical qualifications: RTCA DO-160B/DO-170
Temperature -20ºC to +55ºC
1.6 Equipment required but not supplied
A. Headphone and microphone jacks as needed
B. Headphones, 150
Ω
monaural, 2 each
C. Microphones, two each
D. Interconnect wiring
E. Circuit Breaker 1 Amp.
1.7 License Requirements
None