Thread: MFJ-259B coils
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Old May 7th 07, 09:21 PM posted to rec.radio.amateur.equipment,rec.radio.amateur.homebrew,sci.electronics.equipment,sci.electronics.repair
DaveM DaveM is offline
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First recorded activity by RadioBanter: Nov 2006
Posts: 44
Default MFJ-259B coils

"Dave" wrote in message
...
DaveM wrote:

"Dave" wrote in message
. ..

What coils?

My MFJ-259B has all the guts inside!!!



DaveM wrote:


Anybody happen to have the details of the dipper coils for the MFJ-259B
Antenna Analyzer? Mine have become lost in a garage/workshop cleanout that
went awry.

Need number of turns, coil diameter, coil length if possible. Think I can
remember the rest of the details well enough to rebuild them.

Thanks for your help


Yep!!! My MFJ-259B has lots of guts too.
The dipper coils are used to make the Analyzer operate like a grid dip meter.
Extremely useful for tuning traps, tanks, etc. They are an accessory to the
Analyzer; I think the part number for them is MFJ-66.
There are two coils in the set, one for 1.8 MHz to 50 MHz, the other covers
20 MHz to 170 MHz.

Cheers!


Wow! I learned something today. Even old farts can learn something new.

BTW: my grid dipper is a real grid dipper ... AN/PRM-10. Anybody remember that
old boatanchor?


Yeppers!!! I surely do remember the PRM-10. Almost bought one at a hamfest a
few years ago, but it looked like it had been through just about every battle in
WWII, Vietnam and Desert Storm.

They were good instruments; I used them while I was in the Navy as an ET during
the 60s. I found them to be quite useful while overhauling old comm equipment
while I was aboard the USS Vulcan (AR-5) during that period. Got a tremendous
amount of experience on that ship.

Cheers!!!!
--
Dave M
MasonDG44 at comcast dot net (Just substitute the appropriate characters in the
address)

Life is like a roll of toilet paper; the closer to the end, the faster it goes.