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Specifications 

 

Environment 

Line level unbalanced analogue audio 

Devices 

DVD, VCR, camcorders, audio mixers, audio matrix switchers, 
audio splitters, audio distribution amplifiers, boosters, satellite 
receivers, MPEG players, laptops, stereo audio amplifiers, audio 
switchers, integrated TV monitors and other line level audio 
equipment 

Transmission 

Transparent to the user. 

Bandwidth (3dB point) 
(400 O source & 50 kO 
receiver) 

Up to 1,000 ft (305m): 60Hz - 20 kHz           
1,000 ft (305m) to 5,000 ft (1.5 km): 100Hz - 20 kHz 

Maximum Input Level 

1.1Vp-p 

Insertion Loss per Balun Pair 

Less than  1 dB  per pair over the frequency range 

Common Mode Rejection 
(CMMR) 

Greater than 60 dB @ 1 kHz  

Audio Source Impedance 

Less than 600 ohms 

Audio Receiver Impedance 

10 k ohms or greater 

Impedance Transformation 
Ratio 

Single unit:  4:1 (source: line) 

Cable – UTP 
 

24 gauge or lower solid copper twisted pair wire impedance: 100 
ohms at 1 MHz. Maximum capacitance: 20 pf/foot. 
Attenuation: 6.6 dB/1000 ft at 1 MHz 

Max. Distance – Cat 5 UTP 

5,000 ft (1,525m) 

Connectors 

Two (2) RCA-M 6” cable leads 
One (1) RJ45 

Pin Configuration (RJ45) 

Audio 1 (Left):       pins 1[R] & 2 [T] 
Audio 2 (Right):    pins 3 [R] & 6 [T] 

Temperature 

Operating: 0º to 55º C.  Storage:-20º  to 85º C. Humidity: up to 95% 

Enclosure 

ABS. Fire retardant plastic 

Dimensions 

1.875” x 1.0” diameter plus 6” audio lead 

Weight 

1.0 oz (28 gms). 

Warranty 

Lifetime 

Order Information 

500030 

      Stereo PC-Audio Balun 

 

 

 

Tel.: (514) 905-0588      Fax: (514) 905-0589 

Toll Free (North America): (877) 689-5228 

E-mail: [email protected]    URL: 

www.muxlab.com

 

 

 
94-000638-A                                                                                            SE-000638-A 
 

 

Stereo PC-Audio Balun (500030) 

Quick Installation Guide 

 

 

 

Introduction 

 
The VideoEase Stereo  PC-Audio Balun (500030)  allows unbalanced line level stereo 
audio to be transmitted up to 5,000 ft (1.5km) via unshielded copper twisted pair (UTP) 
in a point-to-point connection.  The product is designed for mid-range audio applications.  
Used in pairs, the  Stereo PC-Audio Balun eliminates costly and bulky audio cable, 
allowing audio equipment to be connected or moved within a structured cabling 
environment.  The  500030 also works in conjunction with other MuxLab audio-video 
products including the  500001,  500012, 500019, 500027 and  500200 for a more 
complete cabling solution. Applications include; audio distribution, custom residential 
systems and intercom systems. 
 

 
 

Installation 

 

To install the Stereo PC-Audio Baluns, perform the following steps: 

1.

 

One Stereo PC-Audio Balun is required for the PC stereo output.     

2.

 

Identify the pin configuration of the baluns.  Two (2) twisted pairs are required 
as shown in the following diagram.  

 

 

 

 

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