Extron electronic RAC 104 Audio output, Control/remote - remote volume/tone controller, General

Input gain adjustment ................. –12 dB to +12 dB

0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV 2 dBu.

Audio output

Number/signal type	4 channels, which can be mono or tied into
	stereo pairs, balanced/unbalanced
Connectors	(2) 3.5 mm captive screw connector, 5 pole
Impedance	50 ohms unbalanced, 100 ohms balanced
Nominal level	+4 dBu (1.23 V), balanced; -10 dBV
	(316 mV), unbalanced; switchable per
	group
Maximum level (Hi-Z)	>+20 dBu, balanced or unbalanced at 1%
	THD+N

Control/remote — remote volume/tone controller

Serial control port	RS-232, 3.5 mm captive screw connector,
	3 pole
Baud rate and protocol	9600 baud, 8 data bits, 1 stop bit, no parity
Serial control pin configurations	1 = TX, 2 = RX, 3 = GND
Program control	Extron’s control/configuration program
	for Windows®
	Extron’s Simple Instruction Set (SIS™)

General

External power supply	100 VAC to 240 VAC, 50/60 Hz, external
	to 12 VDC, 1 A, regulated
Power input requirements	12 VDC, 0.2 A
Temperature/humidity	Storage: -40 to +158 °F (-40 to +70 °C) /
	10% to 90%, noncondensing
	Operating: +32 to +122 °F (0 to +50 °C) /
	10% to 90%, noncondensing
Mounting
Rack mount	Yes, with optional 1U, 9.5" deep rack shelf
	(RSU 129, #60-190-01; RSB 129, 60-604-01);
	1U, 6" deep rack shelf (RSU 126,
	#60-190-10, RSB 126, 60-604-10); or
	VersaTools® 1U, 3.5" deep rack shelf
	(RSF 123, #60-190-20, RSB 123, 60-604-20)
Furniture mount	Yes, with optional brackets
Enclosure type	Metal

RAC 104 • Specifications, Part Numbers, and Accessories A-3