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BW Broadcast TX25
2 to 50 watt FM Transmitter
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FEATURES
Compact lightweight unit
Universal mains input
Mosfet power design
Harmonic filter
Dual speed PLL
Digital stereo encoder
Built in limiter/compressor
LCD graphics display
Fan cooled
Alarms and fault monitoring
Dual system RS232 control
Loop through / External MPX Switchable settings
RF power control
VSWR and overheat protection
FCC certified / RTTE-CE compliant
FSK ID Keyer option (for translator usage)
Ideal for low-power radio stations that demand BW Broadcast quality
Designed for pristine audio quality and unsurpassed reliability, thousands of BW
Broadcast's FM transmitters are operating trouble-free in some of the world's most remote installations. With comprehensive features and creative design, the TX25 is exceptional value for those on a budget but don't want to compromise on performance.
Integrated single box solutions incorporating the exciter, RF amplifier, power supply, stereo encoder and audio limiter. The TX25 can also serve as exciters for driving RF amplifiers.
SPECIFICATION
Audio Input Levels
Audio Input Connectors
Input CMRR
Audio Distortion
Frequency Response
Limiter Control Range
Input Impedance
Pre-Emphasis
Audio Process Modes
Clipping
-10dB to +18dB for limiting
XLR Balanced (RF shielded)
> 60dB
better than 0.1% at limiting 1 kHz (clarity mode)
20Hz to 20kHz +/- 0.5dB (0 us Pre-emphasis)
>22dB (0 us Pre-emphasis)
10k Ohm
0,50 and 75 us (jumper selectable)
Clarity and Loud (jumper selectable)
On or Off (jumper selectable)
Subcarrier Generation
Pilot
Pilot Generation
MPX Output
Output Level
15 kHz Filtering
15kHz OS Filter Clipping
Spurious Signals
Stereo Separation
Frequency Range
Freq’cy Selection Internal switches
Frequency Stability
Frequency Control Type
RF Connector
Harmonics
Spurious
MPX Input
MPX Input Response
MPX Input Level
Modulation
Synchronous AM Noise
Asynchronouse AM Noise
Control System
Monitor
9W alarms D type
Voltage Input
Power Connector
SMPS Approvals
Size
Weight
Cooling
Power Output
Power Consumption
Microprocessor Generated (oversampled)
19kHz +/- 1 Hz (adjustable)
Microprocessor Generated (oversampled)
BNC
0dB
>40dB at 19kHz
On or Off
>80 kHz >60dBr, >160 kHz >80dBr
>60dB (20Hz-15kHz)
87.5 - 108 MHz
Front Panel or RS232 control menu
+/- 200 Hz (fine adjustment available)
Dual Speed Phase Locked Loop (PLL)
N-Type (50 Ohm) better than 75 dBc better than 85 dBc VSWR Fold Back above 2.1
BNC Connector
+/- 0.3dB 5 Hz to 100 kHz
-10dB to +10dB (adjustable)
Direct Frequency Modulation
0.31% (at normal deviation)
0.18% (at centre frequency of 97.7MHz)
3 -Buttons 128x32 Graphics Display External Control
9W RS232 D type
D type
85-260 VAC (50-60Hz)
IEC,FUSED and Switchable
UL/TUV/CE
480mm x 44mm x 305mm
3370g dual 40mm long life fans
2W -25W adjustable
45W max
www.bwbroadcast.com
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