KW Vanguard Transmitter
MkI & MkII Mk 1 Mk 2 Mark 1 Mark 2
Including the Circuits with & without the PA Clamp Valve
Circuit Diagram, Service
Information, Schematic Diagrams and Manuals
For Repairing, Restoration and
Servicing of Vintage and Modern Electronic Equipment
Information & Data
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|The KW Vanguard is an all valve
amateur radio transmitter.
Covering the amateur bands
160, 80, 40, 20, 15 & 10 meters.
Amplitude modulation and CW.
Using a 6146 in the PA.
The frequency is generated by a Geloso VFO.
l0m. band: 28.0 - 29.8 mc/s.
15m. band : 21.0 - 21.6 mc/s.
20m. band: 14.0 - 14.4 mc/s.
40m. band: 7.0 - 7.45 mc/s.
80m. band: 3.5 - 4.00 mc/s.
Power Input to P.A.
50 watts Phone or C.W.
P1 Section filter (variable impedance) Co-axial socket for aerial.
Plate and Screen modulation, up to 100 per cent.
Separate H.T. supply for modulator.
High impedance for crystal mic.
P.A. Grid current.
PA. Plate current
Per cent Mod.
Selected by means of a switch.
Power Line Requirements
200-250v. a.c. 45-65 cycles.
|There does not appear to have ever been a full manual produced on the KW
at least I have never seen one.
The compilation we have covers both models including the Circuits.
the PA Clamp Valve.
Kind Regards Allen and Alanna G0RIT
The KW Vanguard is a nice transmitter with plenty of modulation,
I have 30 pages on the KW Vanguard including
Circuits for the main transmitter PA and power supply covering
both models, including the Circuits with & without the PA Clamp Valve.
Circuit Geloso VFO
Components and parts list
Features and technical details
Vanguard 160 meter operation
Technical data and alignment
Operating and tuning procedure
Key Click filter and alternate keying arrangements
Layouts Main Transmitter
Manuals are Available Worldwide as a
Download on CD or Paper Copy.
Manual 30 A4 pages worldwide
Printed Paper Copy or on CD are Plus Postage.
( For all Payment Options plus UK and Overseas Postage )
( Please Click the Payment Links Below )
We do all we can to provide
the very best that is available for you.
But in the unlikely event that any data should not be as you expected.
A refund is always available. Kind Regards Allen and Alanna.