Highfields Amateur Radio Club
Constructors Corner.

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copyright date

Construction Information Page.


Component Data and Equivalents.


1964 Transistor
Data Chart
.


Component Recognition.


De-coding
Capacitors
.


De-coding
Glass Fuses
.


De-coding
Resistors
.
NEW!
General Electric
Valve Substitutions
.
(1943)
NEW!
General Electric
Transistor Manual
.
(1957)


Mullard
Valve Equivalents
.
(1988)


Reading Diode &
Transistor Markings
.


RSGB
Service Valve Equivalents
.
(1948)
NEW!
Sylvania
Valve Substitutions
.
(1950)


Transistor (& more) Equivalents
(on NTE Electronics site).

General Information for Constructors.


About Meters.
How they work
different types etc.



Desoldering Guide.


Fuses,
What
and Why
.


Fuses:
The Markings
.


Glossary of Electronic and Radio Terms,
Abbreviations and Acronyms
.


Protective Multiple Earthing (PME).


Reading Schematic
Diagrams
A Beginners Tutorial
.


Soldering
Guide
.



Tap Guide
(Thread Cutting)
.


Tap Hole Size
(Thread Cutting)
.


UK Mains Electricity.


Wire Gauges
and
Comparision
Table
.


A video of
F2FO making
valves at home!


Hints & Tips.


Cloning Alinco Radios.
(Radio to Radio)


Cloning Icom Radios.
(Radio to Radio)


Cloning Kenwood Radios.
(Radio to Radio)


Cloning Wouxun Radios.
(Radio to Radio)


Coaxial connectors
Maximum Frequency
use Chart
.


Icom Programming Software & Leads Information.


Kenwood Programming Software & Leads Information.


Lowe Programming Software & Leads Information.


Protecting outdoor
connections etc
with Silicone Grease
.


Television Interference (TVI) Flow Chart.
(HTML version,
suitable for all screen readers).


Television Interference (TVI) Flow Chart.
(JavaScript version,
unsuitable for some screen readers).


Yaesu Programming Software & Leads Information.


Vertex Standard Programming Software & Leads Information.
(combined with Yaesu)


Warnings & Precautions.


A Cautionary Tale.
Let's all learn from this.


Electrostatic
Discharge
& Precautions
.


Fake
Electronic
Components
.


How Safe Is It?
UK Mains Sockets

HSE Solder Flux
(Rosin) Precautions
Booklet
.

Warning
Symbols
.

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