1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Other Radios (Non-Philco)

Welcome Guest! Be sure you know and follow the Phorum Rules before posting. Thank you and Enjoy! (January 12) x

Thread Closed
Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5

Threaded Mode
How do I figure what antenna to use
w4rtc
Senior Member
****
Posts: 594
Threads: 41
Joined: Aug 2010
City: Shepherdsville, KY
#1

06-29-2011, 12:58 AM
Hi all
I have a Motorola tuner, Icon_surprised. The antenna is missing. Icon_sad I know it had a ferrite rod type of antenna Icon_confused. Now the question Icon_rolleyes to replace the ferrite rod how do I figure what uH I need Icon_confused:. Can anyone help me Icon_wink. Antique parts has three 230 uh, 250uH and 650 uH. HHHHHHHeeeeelllllppppp. Joe
Joe Bratcher near Louisville, KY
Find
exray
Phorum Expert
*****
Posts: 893
Threads: 9
Joined: Mar 2008
City: Vieques, PR USA State, Province, Country: PR
#2

06-29-2011, 09:40 AM
The 230 or 250 should work. The winding can be slid along the rod to adjust the inductance as part of the alignment.
Website Find
w4rtc
Senior Member
****
Posts: 594
Threads: 41
Joined: Aug 2010
City: Shepherdsville, KY
#3

06-29-2011, 10:26 AM
Ok I will try the 250. Thanks for your reply Icon_wave . Joe
Joe Bratcher near Louisville, KY
Find
« Next Oldest | Next Newest »
Thread Closed




Users browsing this thread: 1 Guest(s)
[-]
Recent Posts
Need to purchase some accessories for restoration of my Old Philco Radio
Here is a list of resources found in our online library that you might find useful. Mike's Gobs of Knobs email addres...klondike98 — 01:46 PM
First Radio restoration
Hi Tubeman, Welcome to the Philco Phorum.  Phamily Phriendly Pfun with Phine Pholks Phull of Philco Phacts. (See a p...MrFixr55 — 12:33 PM
First Radio restoration
You could post in the WANTED ADs section here on the Phorum and see if anyone has an RF generator that they want to sell...klondike98 — 11:55 AM
Zenith H725
Good ideas, thank you Arrange and Rich. I have the adhesive aluminum foil already and can try that immediately. More ...EdHolland — 10:18 AM
Graphics for majestic 1050 dial glass.
Murf; I found this thread on the ARF, the first photo has a pretty good view of the dial glass. Regards ArranArran — 01:12 AM
Zenith H725
hello Ed, how about that speacial tape used for ducting it's like foil or how about thin piece of aluminum roof flash...radiorich — 12:19 AM
Zenith H725
Ed; One material that I have seen, but never tried for this was material for making exhaust gaskets, it's similar to ...Arran — 11:42 PM
Zenith H725
I just remembered, I have some hi temp silicone rubber material which could do the trick. Or a piece of FR4 laminate. Th...EdHolland — 08:39 PM
Zenith H725
The PSU filter cap arrived today (thank you USPS!) so I will work on that later. Meanwhile, I have the dial, speaker...EdHolland — 06:42 PM
Philco 610B oscillator wiring
Thanks Terry. After checking my notes I think I recorded about -10v at the 6A7 G4/control grid. The screen grid (G3 &...Tubester — 05:59 PM

[-]
Who's Online
There are currently no members online.

>
  1. The PHILCO Phorum
  2. Various and Sundry Categories
  3. Other Radios (Non-Philco)