Topband: Ferrite Cores

2014-08-04 Thread Hugh Valentine
K9YC touts the benefits of the 2.4 O.D. Mix #31 Core. Anyone know a good source? I bought a hand full from Arrow last year, now theirs are on back order. Other sites seem pricey. Anyone have good inexpensive(relatively) source? Thanks Val PS The Bird-feeder needs some sprucing up and thought

Re: Topband: Ferrite Cores

2014-08-04 Thread Tim Shoppa
Fair-Rite 2631803802 is the Amidon FT-240-31. Available at Mouser, Newark, Arrow, and other places. Mouser part # 623-2631803802. Mouser says they have 1589 of them in stock :-). I have a personal cross-ref between some Amidon and Fair-rite numbers. Not sure if I'd get in trouble for publishing

Re: Topband: Ferrite Cores

2014-08-04 Thread Jim Brown
On 8/4/2014 2:54 PM, Hugh Valentine wrote: K9YC touts the benefits of the 2.4 O.D. Mix #31 Core. Anyone know a good source? Last winter, I bought nearly 1,000 cores from Dexter Magnetics, near Chicago. Good service. Use the part numbers in Appendix One of my tutorial. They're an industrial

Re: Topband: Ferrite Cores

2014-08-04 Thread Bill Wichers
I used to think amidon was expensive too, but just last week I ordered some cores from them that we're almost 30% cheaper than mouser. I was pretty surprised. It's probably worth checking prices again if you haven't recently. -Bill Sent from my iPad Why should you? Last I looked, Amidon

Re: Topband: Ferrite Cores

2014-08-04 Thread Mike Waters
I haven't bought a thing from Amidon after reading a few bad experiences on qrz.com. Here's one: forums.qrz.com/showthread.php?240056-Need-source-for-Cushcraft-R5-torroids forums.qrz.com/showthread.php?301910-FT-900-putting-out-25-watts-in-SSB-with-ATU-off Read W9GB's comments there* and then

Re: Topband: Ferrite Cores

2014-08-04 Thread Carl
Which cores were that? Maybe they have been doing some comparisons recently since Mouser, Digi-Key, Arrow, etc have been well advertised on many forums. The most overpriced has always been Palomar Carl KM1H - Original Message - From: Bill Wichers bi...@waveform.net To: