Audio input — audio BMEs

Audio input — audio BMEs

Number/signal type

32, 48, or 64 stereo balanced/unbalanced or

 

32, 48, or 64 mono balanced/unbalanced

Connectors

 

Stereo models

(32, 48, or 64) 3.5 mm captive screw connectors, 5 pole

Mono models

(32, 48, or 64) 3.5 mm captive screw connectors, 3 pole

Impedance

>10k ohm, balanced/unbalanced, DC coupled

Nominal level

-10 dBV (316 mVrms)

Maximum level

+19.5 dBu, (balanced or unbalanced) at 1% THD+N

Input gain adjustment

-18 dB to +24 dB, adjustable per input by RS-232/422, Ethernet, or front

 

panel

N0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV N0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV  2 dBu 2 dBu

Audio output — audio BMEs

Number/signal type

32, 48, or 64 stereo balanced/unbalanced or

 

32, 48, or 64 mono balanced/unbalanced

Connectors

 

Stereo models

(32, 48, or 64) 3.5 mm captive screw connectors, 5 pole

Mono models

(32, 48, or 64) 3.5 mm captive screw connectors, 3 pole

Impedance

50 ohms unbalanced, 100 ohms balanced

Gain error

±0.1 dB channel to channel

Maximum level (Hi-Z)

>+21 dBu, balanced or unbalanced at 0.1% THD+N

Maximum level (600 ohm)

>+15 dBm, balanced or unbalanced at 0.1% THD+N

Output volume range

0 to 64 (-98 dB to 0 dB) in 0.5 dB increments from steps 1 to 64,

 

35 dB increment from step 0 to 1

Control/remote — switcher

Serial control port

1 RS-232 or RS-422, 9-pin female D connector

Baud rate and protocol

9600 (default), 19200, 38400, 115200 baud (adjustable); 8 data bits, 1 stop bit,

 

no parity

 

Serial control pin configurations. RS-232: 2

= TX, 3 = RX, 5 = GND

 

RS-422: 2

= TX-, 3 = RX-, 5 = GND, 7 = RX+, 8 = Tx+

Ethernet control port

1 RJ-45 female connector

Ethernet data rate

10/100Base-T, half/full duplex with autodetect

Ethernet protocol

ARP, DHCP, ICMP (ping), TCP/IP, Telnet, HTTP

Program control

Extron’s control/configuration program for Windows®

 

Extron’s Simple Instruction Set (SIS)

 

Microsoft® Internet Explorer, Telnet

CrossPoint 450 Plus and MAV Plus Switchers • Reference Information

B-5

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Extron electronic 450 Plus, MAV Plus manual Audio input - audio BMEs, Audio output - audio BMEs, Control/remote - switcher