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Reviews & Guides

7 guides found in

Science/ Medicine

Choosing a Valve or Tube tester from B&K to AVO
by 6dimensional( 1417)
So you are thinking of buying a valve (or tube) tester and perhaps wondering where to start.The type of tester you want to avoid are utility testers that just check filament continuity – you can do that with a...
Tags: Valve tester | tube tester | mullard | brimar | avo
125 of 126 people found this guide helpful
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Testing Vintage Voltmeters and Ammeters, volt amp meter
by joepaint64( 183)
Note: I really need to up date this sometime...Hello, I'm writing this guide because I've seen alot of nice old electrical meters for sale on ebay but most of the people selling them dont know how to test...
Tags: test vintage volt amp meter | in depth tutorial | Vintage ammeter voltmeter | testing electrical meter | ye olde eletronices meteres
23 of 27 people found this guide helpful
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Space Travel Trade and Cigarette Cards (Collectables)
by creamofcards( 12513)
Space Cigarette Cards (Collectables) I've been collecting and selling tradecards, cigarette cards and related collectables for over twenty years. Before you read this guide please subscribe to my card...
Tags: cigarette cards | trading cards | space | postcards | astronomy
17 of 24 people found this guide helpful
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Science Cigarette Cards Guide (Collectables)
by creamofcards( 12513)
Science Cigarette Cards (Collectables) I've been collecting and selling early trade cards, cigarette cards and related collectables for over twenty years. Before you read this guide please subscribe to my card...
Tags: cigarette cards | inventors | postcards | science | inventions
15 of 24 people found this guide helpful
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Old Radio and Wireless Cigarette Cards (Collectables)
by creamofcards( 12513)
Old Radio and Wireless Cigarette Cards (Collectables) I've been collecting and selling early trade cards, cigarette cards and related collectables for over twenty years. Before you read this guide please...
Tags: cigarette cards | memorabilia | postcards | radio | wireless
14 of 23 people found this guide helpful
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Guide to collecting barometers
by westhill_watches( 1651)
This guide aims to provide a short introduction to the barometer from the collecting point of view. It covers most types you are likely to see for sale. At the end is a short list of useful terms. A barometer...
Tags: Barometer | Aneriod | Compensated | Pocket | Mercury
5 of 5 people found this guide helpful
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A guide to collect and value an otis kings calculator
by hobby-collection-interest( 17)
There are so many Otis Kings Calculator offered on Ebay these days. The question is, Which one is good enough to collect? At what price? Basically, there are five types of Otis Kings Calculator: Type D , The...
Tags: Otis Kings Calculator | vintage calculator | slide rule | cylindrical rule | Otis Kings
4 of 5 people found this guide helpful
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Science/ Medicine

Reviews & Guides

7 guides found in

Science/ Medicine