[R-390] Tube Testers

[Ben Loper]

Anyone know where I can pick up a TV-7D  I'd like a really clean one.
Thanks


On Tue, Sep 17, 2013 at 11:38 AM, Johnsay Johnsay <groundwave at yahoo.com>wrote:

> I'd agree with this if the R-390 was the only tube type gear you had and
> you also had a pile of NOS tubes.
> Otherwise I find a tube tester indispensibe both for screening and
> troubleshooting.
> I like the military tube testers such as the TV-2, TV-7 and TV-10.  The
> Hickock 539 is also well thought of.  The cost of these units is outrageous
> in the current market.  The Heathkit TT-1 is also good if for no other
> reason that it tests compactrons and is lower priced.
> My TV-2C is highly prized.
>
>
> Honestly, there is no need for a tube tester unless you have a pile
> of used tubes you are going to sell and want to be able to say they
> "test good."  The circuit the tubes are used in is always the best
> tube tester money can buy.  If you get some tube extenders with test
> points, you can measure all of the tube voltages from the tube side
> of the chassis.
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