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COMTEK's
BST-25 base station transmitter is the most advanced, versatile, and highest
fidelity IFB, cueing, and remote program monitoring transmitter available.
Especially designed to meet the high demands of the broadcast, film production,
and live entertainment industries. For use with the PR-25 TV 5-6 and the
new PR-216/TV 5-6 synthesized receivers.
Here are
just a few of the COMTEK advantages this product offers:
-
119 user-selectable
channels in the TV-5 and TV-6 spectrum (76.2 to 87.8 MHz) to minimize
interference with upper VHF and UHF wireless systems.
-
Balanced
mic or line level input with 60 dB of control range to accommodate
any audio level or can also operate from intercom feed line.
-
Bright,
single-window, LED display for exact frequency and channel, VU meter,
and special function indicators. Display can be turned off to conserve
power when battery operated.
-
Switchable
EQ circuit for superb speech intelligibility or full range high fidelity
for remote monitoring of mixer output.
-
Audio
processing system can operate companded (2:1 compression) or non-companded
to accommodate a greater variety of receivers.
-
Single-space
rack-mounting kit for one or two units for permanent installation
applications.
BST-25
Rear Panel
BST-25
Specifications:
| Audio
Inputs: |
- Mic:
XLR, 600 W balanced -40 dBV (nominal).
- Line:
XLR, >10 kW balanced 0 dBV (nominal).
|
| Connectors: |
- XLR-3
Female audio input connector for mic and line input.
- XLR-4
Male power input 12 volts.
- BNC
type RF output connector.
|
| Operation
Indicators:
|
- LED
Bargraph 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.
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| Antenna: |
- Telescopic
antenna mounts directly into top of transmitter.
- BNC
RF output connector for optional external antenna.
|
| FCC
Compliance: |
Type
accepted under Part 74. |
| Power
Requirements: |
12
Volts DC, 300 mA max. |
| Frequency
Response: |
80
Hz to 15 kHz. |
| Audio
Distortion: |
Less
than 0.5% at 80% modulation. |
| Modulation
Limiter:
|
Soft
compressor type with high (25 dB) linear overload protection,
attack time less than 1 ms, recovery time 10 ms. |
| Audio
Gain Control: |
Greater
than 40 dB. |
| Test
Tone Generator: |
400
Hz 0.05% distortion. |
| Frequency
Modulation: |
- 10
kHz deviation for narrow-band channels
- 75
kHz deviation for wide-band channels.
|
| RF
Output Power: |
Set
for 50 mW for FCC Part 74. |
| Frequency
Stability: |
Better
than 0.002% digitally synthesized, crystal controlled. |
| Operating
Radio Frequency: |
76.2
to 87.8 MHz. |
| Harmonic
and Spurious Emissions: |
Better
than 55 dB below carrier. |
| Dimensions: |
6
1/2" W x 1 3/4" H x 6 5/8" D (a rack-mounting adapter
kit is available for standard 19" rack mount). |
| Weight: |
44
oz. |
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