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SBS-1 "Radio Station in a Suitcase"


Contents:


Product Summary

A complete FM Radio Broadcast station capable of operating within or beyond existing commercial power networks. It's 13.8/28 Volt DC power requirement permits battery operation from solar or other charging sources to reach that last mile that is so important in educational broadcasting.

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Key Features

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Specifications

Transmitter
88-108 MHz in 200 KHz steps. Frequency is easily adjusted with internal DIP switches. These units also feature phase locked loop circuitry ensuring high frequency stability from -25 degrees Celsius through +45 degrees Celsius. Frequency deviation is +/- 75 KHz; distortion >0.2%; RF Impedance 50 Ohms. Reflected power indicator and deactivation circuits ensure no burnout of the unit.
 
Six Channel Audio Mixer
This compact mixer features a microphone input sensitivity of 1 mV; Line output sensitivity of 100 mV. The output level at 1 KOhm load = 1mV. The input overload on the microphone is >250 mV. The line input is > 6 Volts. Distortion is < 0.5%. The signal to noise ratio is > 55 dB. Frequency response is 20-20000 Hz +- 2 dB. The power requirement for operation of the mixer are a minimum of 9 V DC and a maximum of 13.5 V DC.
 
Compact Disc/MP3 Players
The basic unit includes two MP3/CD compact disc players that have a signal/noise ratio of 80 dB; WRMS<0.25%. The sampling frequency is 44.1 KHz . These units feature a Digital/Audio 1 bit converter as well as a semi-conductor laser pickup light source. The pickup wave length is 790 nm. The laser output of the units is 0.5 mW continuous.
 
Audio Cassette Recorders/Players
The SBS-1 includes two dual track monaural track system recorders. Tape speed is 4.75 cm/s. It features AC Bias recording system. Frequency response from 125 Hz-6.3 kHz is + or - 6dB. The signal to noise ratio is -40 dB; WRMS<0.35%. They are full play and record capable as well as having pause and cue. A tape counter permits easy location of recorded materials.
 
Microphones
The unit contains a dynamic/unidirectional microphone with an impedance of 500 Ohms. The sensitivity of the unit at 1 KHz is -77dB(0dB=1V/microbar). The frequency response is 100 Hz to 10 KHz. It uses an XLR connector and has a flexible neck for adjustment.

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SBS-1

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Last modified: December 11, 2007
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