The Mk 3 version of our UHF 863
MHz Directors' Foldback system is DTI approved and no licence is
required
Please note, however, that
we are unable to produce these units (as explained on our UHF
Foldback homepage) and we are now offering our
Mk 4 version
- however, for those of you who already have - or have acquired - any Mk 3
units we hope these Specifications are helpful
Mk 3 863 MHz UHF
Stereo Transmitter
Mk 3 863 MHz UHF
Stereo Transmitter Power Booster
Mk 3 863 MHz UHF
Stereo Foldback Receiver
Mk 3 863 MHz UHF
Stereo 4-Bay Receiver Charger
Stock Code:
208
205
209
210
Frequency
863.75 MHz
863.75 MHz
Range (line of sight)
Up to 100 metres
Power output
10 mW
Signal to noise ratio
60 dB
60 dB
Distortion
< 0.7% THD
Input audio voltage
-14 dB to +10 dB
to suit 35 ohms headphones
Power supply voltage
10 to 15 Volts
3 to 4 Volts
Current Consumption
70 mA
20 mA
DIMENSIONS
Height
120 mm
30 mm
110 mm
60 mm
Length
95 mm
50 mm
60 mm
120 mm
Width
22 mm
60 mm
30 mm
90 mm
Weight
255 grms
105 grms
275 grms
775 grms
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Main website
designed and maintained by Black Box
Video - originally created by Black Box Video February 2001; relaunched
June 2008;
last updated: 20 June 2008
The Brain Zone designed and
maintained by Black Box Video - created by Black Box Video between
June 2002 and June 2008, and to be launched in a few days;
last updated: June 2008
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