Comtek BST 75-216 User Manual

BST 75-216 OPERATOR’S MANUAL (216 MHz)357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3463 • Fax: (801) 484-6906 • www.

Page 8SWITCHPOSITIONFREQUENCY#1#2#3#4#5#6#7#8#9#10 216.0250 216.0750 216.1750 216.2750 216.4250 216.5250 216.7250 216.8250 216.9250

Page 9Multiple Channel OperationWhen multiple transmitters (more than two) are used in the sameproximity, intermodulation interference can occur. Th

Page 10BST 75-216 ACCESSORIESIncluded Accessories1. C-75 Carrying case2. BST 75-216 Operator’s manual3. SLW 75-216 Short loaded whip ante

BST 75-216 ACCESSORIESPage 11Optional Accessories1. Mini-Mite 1/2 wave omni antenna2. Phase-Right coaxial antenna3. PRA Phase-Right

Page 12Audio Inputs:Line level balanced input0 dBm for 80% modulation(+20 dBm max, XLR-3F)Unbalanced input (+5 dBm Max) ortwo wire electret microphone

WARRANTY AND SERVICEWarrantyCOMTEK transmitters and receivers are warranted to be free from defects inworkmanship and material under normal stand-alon

357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3463 • Fax: (801) 484-6906 • www.comtek.com

© 2011 COMTEK® All rights reservedPrinted in U.S.A. 01-05-2011TABLE OF CONTENTSIntroduction ...

The BST 75-216 mini base station transmitter meets the highestprofessional standards while offering outstanding value and themost advanced technology

Equipment PlacementIf the BST 75-216 base station is to be rack mounted, a remote antennamust be used. The base station should be mounted away from e

Remote AntennaWhen the BST 75-216 base station transmitteris to be rack mounted for permanentinstallation, a remote antenna must beused. For high per

Page 4Audio Input ConnectionsThe BST 75-216 base station transmitter uses an XLR-3F connector witha “Combo” phone jack. The XLR portion of the conne

OPERATING INSTRUCTIONSAudio Processing CircuitThe audio processing system of the BST 75-216 incorporates a peak-levelcompressor to prevent over-modula

OPTIONAL ANTENNA: Used for mobile applications.POWER SWITCH: Turns the transmitter on or off.POWER LED INDICATOR: Illuminates when the power is on.

1278910BST 75-216 REAR PANELDC INPUT JACK: Requires 12V DC at 200 mA source.(Positive or negative center pin.)CHANNEL SELECTOR SWITCH: Selects the f