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G8MNY > TECH 06.03.04 22:31l 139 Lines 2890 Bytes #999 (0) @ WW
BID : 46902_GB7CIP
Read: DB0FHN GUEST OE7FMI
Subj: G8MNY TECH by Subject Index
Path: DB0FHN<DB0RGB<OK0PPL<DB0RES<ON0AR<GB7CIP
Sent: 040306/1423Z @:GB7CIP.#32.GBR.EU #:46902 [Caterham] $:46902_GB7CIP
From: G8MNY@GB7CIP.#32.GBR.EU
To : TECH@WW
Hi Readers,
Here is the current list, not all of these 103 buls will be on your
BBSs yet, but the will be soon.
AERIALS
13cms 2 Lambda Slot
13cms Yagi from Prigles Can
23cm Skeleton Alford Slot
23cms 6el Yagi
23cms 65el loop Yagi details
23cms Filter
23cms Flat Plate Aerial
2m & 6m Band "Neptune" Aerial
2m 4el Quad you can build
2m Fullwave Dipole
2m Slim Jim
3 band VHF indoor aerial.
6m 6el Yagis
6m 8el Yagi
6m Yagi from TV Antenna
70cm 19el Tonna Yagi info
70cm 8el Yagi
70cms & 2m Dual Band Aerial
70cms 22el Yagi
70cms Bowtie Beam
70cms Collinear
A Nest of Dipoles for HF.
Bent Dipole with GAIN!
Delta Loops
AERIAL BITS
144/432MHz Homebrew Duplexers
1:6 HF balun
50ê - 75ê Balun for HF freq's
23cm Filter (date 12/03)
2M Cavity Filter
4x Power Splitter for 2M or 70cm
Coax Balun
Coiled Coax Choke Balun
Doppler DF Aerial Design
Making a Phasing Harness
VHF/UHF TVI Filter
BATTERY
7AH "F" NiCad Battery Pack
A NICAD Zapper by ON4CBL
Lead Acid Batteries
PS for Floating Pb batts
Recovering OLD NICAD/NMHI Cells
Simple SCR Regulated Charger
CONNECTORS
10 Pin VCR Camera Connections
25 Pin D-Type Parallel Port
Cables for Laplink, Fastlynx etc
Diskette Drive Connector
GAMEPORT/JOYSTIC Connections
IBM Video Connections
IBM XT/AT Keyboard connections
Mouse Connections
S-Video pin-out connections
SCART Video Connections
Serial Interface Connections.
CW
Passive CW headphone filter
MAINS CIRCUITS
Fluorescent Lamp Circuits
SCR Drill Speed Controller
Soldering Iron Economizer/Boost
TRAIC Light Dimmer.
MICs
A Simple V.O.X. Circuit
Another Mic Preamp
Hands Free Mobile Mic
Mic Preamps
Phantom Bal Mic Preamp+Gum Mic
PAs
4CX250B PA regulated supplies
DC/RF Sensing PA Switching
Non relay instant RF Switching
Transistor PA Biasing
PORTABLE & /M
12V Cow Fence for /P
12V Fluorescent Tube Inverters
12V RF immune AF Booster Amp
2nd Car Battery for /M & /P
Car Alternators
Old Car Dynamos
Petrol Generators for /P SSB 1/3
Petrol Generators for /P SSB 2/3
Petrol Generators for /P SSB 3/3
PSUs
12V System Surge protection
Adjusting 78xx/79xx Regulators
High AMP Crowbar Protected PSU
Lab PSU
TEACHING
A Quality Crystal Set
Actual Antenna SWR
An AF amplifier stage
dBW & dB Levels
Dual phase AF AMP explained
Light Levels
MW Radio 1st stage
Transistors, SCRs & TRIACs
RF Modules List
RF Signal Calculations.
Sound Levels, dBA dBB & dBC
Variable Zener
TESTGEAR
A 2 Tone AF Test Osc Design
A Versatile Pulse Tester 1/2
A Versatile Pulse Tester 2/2
Logic Probe
Mains Peak/RMS/Mean Meter
Off air lock for ref osc.
Piston Absorbtion Wavementer
QRP Power Meter & Dummy Load
QRP SWR Bridge
RF Noise Bridge for HF
Scope & DMM Calibrator 1/2
Scope & DMM Calibrator 2/2
If you like reading these buls please reply any updates welcome. Also try
writing your own!
73 de John G8MNY on 2004-MAR-06 @ 14:22 local time, XT is still going!
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