Prism Media Products Limited
Operation Manual
MASELEC MASTER SERIES
MEA-2 Precision Stereo Equalizer
Issue 1.2
© Prism Media Products Limited
17 January 2000
Page 12 of 20
5.3.
Rear panel connectors
A. Audio I/O
C
Left Channel Input
C
Left Channel Output
C
Right Channel Input
C
Right Channel Output
B. Earthing Stud - Link to a good-quality ground connection by the most direct route.
C. IEC Mains Inlet (Switched).
6.
SPECIFICATION
6.1.
Analogue inputs
The analogue inputs are on a three pin XLR connector with positive and negative signal
polarities on pins 2 and 3 respectively, and screen on pin 1. Pins 2 & 3 have a high
impedance path to the chassis earth.
Differential input impedance:
27 k
S
(*)
(pin 2 to pin 3)
Single-ended input impedance:
27 k
S
(*)
(pin 1 to 2 or 3)
Coupling impedance to chassis:
1.0 M
S
(chassis/pin 1 to 2 or 3)
Common-mode range:
20 Vrms
* Note : Some earlier units are 38.4 k
S
6.2.
Analogue outputs
The analogue outputs are on a three pin XLR connector with positive and negative signal
polarities on pins 2 and 3 respectively, and the mid-point on pin 1.
Differential output impedance:
62
S
(pin 2 to pin 3, balanced)
Single-ended output impedance:
31
S
(pin 1 to 2 or 3, unbalanced)
