COMTEK

BST 25-216

IFB/IEM Transmitters

The BST 25-216 transmitter incorporates the latest digital and analog technologies to produce low residual noise, wide dynamic range, and extended frequency response.

$2,550.00 CAD
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Description

For highest fidelity operation, the PR-216 receiver can be used on the wide-band companded channels. The BST 25-216 is also compatible with other manufacturer's all-in-ear type receivers operating in the 216-217 MHz band on the narrow band non-coompanded channels with a special EQ setting. The transmitter's microcontroller automatically sets the modulation deviation and the audio mode for companding processing when corresponding channels are selected.

Features

57 User-Selectable Channels

Balanced Mic or Line Level Input

Companded and non-Companded Audio Processing

Specifications

Audio Inputs:


Mic: XLR 600 ohm Balanced -40 dBV (nominal)
Line: XLR > 10 k ohm Balanced 0 dBV (nominal)

Antenna:


Telescopic antenna mounts directly into top of transmitter
BNC RF output connector for optional external antenna

RF Output Power:


Set for 100 mW

Operation Indicators:


LED Bargraph VU Meter displays audio input (modulation)
Two-Digit Alpha Numeric Display shows operating channel
Five-Digit Numeric Display shows operation frequency
Antenna indicator displays deficient antenna condition
Lock-out Indicator shows tuning has been disabled

Power Requirements:


12 Volts DC, 300 mA max

Frequency Response:


80 Hz to 8 kHz

Audio Distortion:


Less than 1% at 80% modulation

Modulation Limiter:


Soft compressor type with high (25 dB) linear overload protection; attack time less than 1 ms; recover time 10 ms

Audio Gain Control:


Greater than 40 dB

Test Tone Generator:


400 Hz 0.05% distortion

Frequency Modulation:


5 kH and 10 kH deviation

Frequency Stability:


Better than 20 ppm; digitally synthesized; crystal controlled

Operating Frequency:


216-217 MHz

Harmonic and Spurious Emissions:


Better than 55 dB below carrier

Dimensions:


6 1/2 W x 1 3/4 H x 5 5/8 D

Weight:


44 oz.

FCC Compliance:


Parts 22, 74 and 90

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