THE B.T.--G.P.O. RADIOTELEPHONE VIRTUAL MUSEUM.
APRIL 2004, ISSUE NO1.1
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FREQUENCIES USED.
ALL AM LOW BAND
NATIONAL CHANNELS.
Channel Base Mobile 1 85.175 MHZ 71.675 MHZ 2 85.150 MHZ 71.650 MHZ 3 85.200 MHZ 71.700 MHZ 4 85.1625 MHZ 71.6625 MHZ 5 85.1875 MHZ 71.6875 MHZ 6 85.1375 MHZ 71.6375 MHZ
THESE ABOVE FREQUENCIES ARE NOW DISUSED AS OF APPROXIMATELY YEAR 2000 BECAUSE CELL PHONES ETC ARE MORE EFFICIENT.
71.675MHZ WAS ALSO USED SIMPLEX FOR LINESMANS USE WITH THE HUDSON GPO EQUIPMENT NO 3A SET UNTIL THE ADVENT OF THE PYE BANTAM HP1FM WHICH WAS THEN USED ON 168.2875MHZ SIMPLEX FM AS USED BY ALL OTHER PORTABLES UNTIL THE PRESENT DAY.....
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GPO EQUIPMENT NO
LOW BAND.
COSSOR COMMANDO CC701. 5 WATT .
6 CHANNEL DASH MOBILE AM LOW BAND.
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GPO EQUIPMENT NO 3A
LOWBAND.
HUDSON HED102 AM PORTABLE SINGLE CHANNEL SIMPLEX
BATTERY VALVE 500 mW TRANSPORTABLE SETS
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PYE.
GPO EQUIPMENT NO 7A
LOW BAND.
PYE CAMBRIDGE FIXED STATION 6AM10DX.
6 CHANNEL AM WITH AC MAIN PSU FITTED ONTO REAR OF SET.
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PYE.
GPO EQUIPMENT NO 10
LOW BAND.
PYE WESTMINSTER W30AM BOOT MOUNT AM 6 CHANNELS
30 WATTS OUTPUT.
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PYE.
GPO EQUIPMENT NO
LOW BAND.
PYE REPORTER MF6AM. 6 WATT - 7 WATT 6 CHANNELS MOBILE.
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PYE.
GPO EQUIPMENT NO 10A
LOW BAND.
PYE A200 ADD ON 25 WATT AM LINEAR AMPLIFIER AS USED WITH MF6AM REPORTER.
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PYE.
GPO EQUIPMENT NO 1B
HIGH BAND.
PYE LINESMAN (PYE BANTAM)
GP1FM FM SIMPLEX PORTABLE.
TRANSISTOR 500 mW - 1 WATT OUT.
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PYE.
GPO EQUIPMENT NO 8A
HIGH BAND.
PYE PF85. FM SIMPLEX HANDPORTABLE.
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B.T. EQUIPMENT NO 10A
HIGH BAND.
PHILIPS PRP76 FM SIMPLEX HANDPORTABLE.
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B.T. EQUIPMENT NO 15 A CABINET.
PHILIPS LOCKABLE CABINET FOR INSTALLATION INSIDE BT VANS FOR LINESMAN COMMUNICATIONS USE. UNIT HAS 3 WAY STAND IN CHARGER HODS FOR 3 OFF PF85 PORTABLES
1 USED AS BASE STATION TO FIXED VEHICLE AERIAL. THE TWO OTHER PF85 ARE USED AS NORMAL PORTABLES.
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B.T. EQUIPMENT NO 15 B CABINET.
AS ABOVE UNIT BUT THIS CONTAINS
1 0FF BUILT IN PRM8010 MOBILE AND 3 WAY CHARGER FOR 3 PRP76 PORTABLES.
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B.T. EQUIPMENT NO
HIGH BAND.
MOTOROLA MT500 - MT700 FM HANDPORTABLE.
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B.T. EQUIPMENT NO 10 B
HIGH BAND.
SIMOCO SRP8010 FM SIMPLEX HANDPORTABLE.
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The GPO / BT Radiophone Service Virtual Museum