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G3 ZME Telford & District Amateur Radio Society G6 ZME

Tech Topic Pages  
Thanks to  all who submitted interesting items.
Anyone with a Tech Tip please let me add it to these pages.   Web Manager
1
 WA5 UFH VHF Meteor Scatter : adapted from a QST article by Randy Tipton
2

G3 JKX

Transmitter -- Receiver Switching
3
 G4 EIX Offset Alternator for DF Hunting
4
 G3 UKV DX Cluster Explained
5
 M1 IHM GB3TF Internet Gateway  
6
 M1 RKH Does Size Really Matter
7
 G3 NYK Recovering old batteries
8
  M1 RKH Why Stick The Pre-amp at the Top of the Mast?
9
 G3 UKV The ZS6BKW Multi band HF Antenna
10
 G3 UKV TV I Filter    ( keep the neighbours happy )
11
 G3 JKX  QRP, RF Stages
12
 G3 JKX Field strength formula - How it work
13
 G3 JKX Semiconductor Diodes
14
 G3 JKX   Q, ‘the goodness factor’
15
 G3 JKX Amplifier Biasing
16
 G3 JKX Amplitude Modulation
17
 G3 JKX Tuned Circuit Formula Part 1
18
 G3 JKX Tuned Circuit Formula Part 2
19
 G3 JKX Rotators, Aerial Corrosion water-proofing
20
 G3 JKX Magnetic Fields and more on (Q)
21
 G3 JKX Running Field Day
22
 G3 JKX RF Sniffer
23
 G3 JKX Aerials and Rotators
24
 G3 JKX

Noisy Volume Controls
25
 G3 JKX Easier frequency calculations
26
 M0 FHM The use of Mobile phone and Amateur Radio in vehicles