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Comtek BST-25/216 Synthesized Base Station Transmitter

BH #COBST25216 • MFR #BST 25-216
Comtek
Comtek BST-25/216 Synthesized Base Station Transmitter
Key Features
  • 57 Channels in the 216-217MHz Range
  • Single Window, Bright LED Display
  • VU Bar Graph Meter
  • Test Tone Generator
The BST-25/216 Synthesized Base Station Transmitter from Comtek is an auxiliary base station transmitter designed to operate in the newly assigned 216-217MHz band under part 95 of the FCC regulations. For highest fidelity operation, the PR-216 receiver must be used with the wide-band companded channels.

This transmitter may be used for personal cueing, for tour guide applications, language interpretation and for assistive listening. The BST-25/216 also operates with the Phonak microEar VHF in-ear receiver in the narrow-band non-companded channels.

The BST-25/216 transmitter incorporates the latest digital and analog technologies to produce low residual noise, wide dynamic range, and extended frequency response rendering the most natural sound possible from a wireless system.

Special Order
Expected availability: 7-10 business days
$1,686.00
$141/mo. suggested payments for 12 Mos.
with the credit card.§ 

Important Notice

  • This item is noncancelable and nonreturnable.
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Comtek BST 25-216 Overview

The BST-25/216 Synthesized Base Station Transmitter from Comtek is an auxiliary base station transmitter designed to operate in the newly assigned 216-217MHz band under part 95 of the FCC regulations. For highest fidelity operation, the PR-216 receiver must be used with the wide-band companded channels.

This transmitter may be used for personal cueing, for tour guide applications, language interpretation and for assistive listening. The BST-25/216 also operates with the Phonak microEar VHF in-ear receiver in the narrow-band non-companded channels.

The BST-25/216 transmitter incorporates the latest digital and analog technologies to produce low residual noise, wide dynamic range, and extended frequency response rendering the most natural sound possible from a wireless system.

57 user-selectable channels in the 216 to 217MHz range: 38 standard narrow-band, non-companded channels; 19 high-fidelity narrow-band channels with companded audio processing
Single window, bright LED display for exact frequency and channel, VU bar graph meter, antenna condition and lock-out indicator
Test tone generator for receiver testing and audio level referencing
Balanced mic or line level with 60 dB of control range to accommodate any audio level
Micro controller automatically sets the modulation deviation, audio mode for processing, and the EQ when corresponding channels are selected
It can be rackmounted for AC or 12 V DC power and can accommodate a variety of remote antennas

Comtek BST 25-216 Specs

Audio InputsMic XLR, 600 ohm balanced -40dBV (nominal)
Line XLR, 10 kohm balanced 0dBV (nominal)
ConnectorsXLR-3 female audio input connector for mic and line input
XLR-4 male power input 12 V
BNC type RF output connector
IndicatorsLED bar graph VU meter displays audio input (modulation)
Two digit alpha numeric display shows operating channel
Five digit numeric display shows operating frequency
Antenna indicator displays deficient antenna condition
Lock out indicator shows tuning has been disabled
AntennaTelescopic antenna mounts directly into top of transmitter
BNC RF output connector for optional external antenna
FCC ComplianceType accepted under Part 95
Power Requirements12 V DC, 300 mA max
Freq. Response (Rec/Repro) 80Hz-8kHz
Audio DistortionLess than 1% at 80% modulation
ModulationSoft compressor type with high (25 dB) linear overload protection, attack time less than 1ms, recovery time 10ms
Gain ControlGreater than 40 dB
GeneratorsTest tone: 400Hz 0.05% distortion
ModulationFrequency: 5 and 10kHz deviation
RF Output PowerSet for 100mW for FCC Part 95
Frequency StabilityBetter than 20 ppm. digitally synthesized, crystal controlled
Operating Frequency216-217MHz
Harmonic & Spurious EmissionsBetter than 55 dB below carrier
Dimensions6.5 x 1.8 x 5.6" (165.1 x 45.7 x 142.4mm)
Weight2.8 lb. (1.2kg)
Packaging Info
Package Weight8 lb
Box Dimensions (LxWxH)24 x 11 x 8"

Comtek BST 25-216 Reviews

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