¿ªÔÆÌåÓý

Date
Re: Coils and caps
Craig, The ceramic is used with the tuning pot. See the instructions at??http://www.hfsigs.com/bitx40v3_wireup.html ( http://www.hfsigs.com/bitx40v3_wireup.html )? Step 3: Wire up the Raduino,
By daniel.rahn@... · #27737 ·
BITX QSO Night, Sunday, June 11, 7pm Local Time, 7277 kHz in North America, 7177 kHz elsewhere
BITX QSO Night, Sunday, June 11, 7pm Local Time, 7277 kHz in North America, 7177 kHz elsewhere Join us as we make contacts from BITX40 to BITX40 on 7.277 MHz in 40 meters! To participate, call CQ BITX
By KC8WBK · #27736 ·
Re: Dhl customs cost to the usa
In many countries there is an option to self-clear your packages. Most of DHLs fee is a brokerage fee. See this article for ways to convince DHL to allow you to self clear.
By Ben Kuhn · #27735 ·
Re: Calling West Coast BITX operators
KG7SSB, Tucson Arizona Pima County
By Dale Brooks KG7SSB <kg7ssb@...> · #27734 ·
VU2ESE Agc circuit
Hi, Has any one built Ashhar's agc circuit and had it work? Seems it adds at least 10k ohms between the audio out and the speaker, if I add that much resistance I get no sound out of my speaker. Maybe
By ohwenzelph · #27733 ·
Re: Calling West Coast BITX operators
Elma WA (30 W of Olympia) I'm up for a BITX checkin :) -- Ryan Flowers W7RLF ? miscdotgeek.com ( http://miscdotgeek.com ) http://miscdotgeek.com/unofficial-bitx40-faq (
By Ryan Flowers · #27732 ·
Re: Dhl customs cost to the usa
I got mine about a week or so ago, shipped to the US. I selected DHL since I've used them for many other imports. There was no customs fee. What I paid hfsigs is all I paid - the $59 + $10 for DHL.
By Vince Vielhaber <vev@...> · #27731 ·
Re: Dhl customs cost to the usa
For my first BITX40 with India post to Sweden there where no custom cost. For my second BITX40 ?I used ?DHL. They take 28$ as custum fee ! Do not use DHL if you can wait som days ! SM6ERS ?/Ingvar
By bengt-ingvar.andersson@... · #27730 ·
Re: Low mic gain and rf power
Hi Jirka, I like case setup. What are the functions of all the red buttons. Assuming one is function and another can be calibration, I'm curious what the other are for. Joe Sent from my iPhone
By Joe Puma <kd2nfc@...> · #27729 ·
Re: Calling West Coast BITX operators
N7BIR Guy Sumner, Wa.
By Guy N7BIR <sgbridge@...> · #27728 ·
Re: Calling West Coast BITX operators
VE7BOX, Lorne in Clearwate4r B.C.
By Lorne Barber · #27727 ·
Re: Calling West Coast BITX operators
KD5WQD, near Albuquerque, NM (BITX20, but not 40) Sent from my iPhone
By Don Natvig · #27726 ·
Re: Conflicting information
While not easy, you could use Vin on the Nano board to supply an external 7-20V to the Nano. Attached is a picture of a small board that does a little processing on the power before it goes to the
By Jack Purdum <econjack@...> · #27725 ·
Re: Bitx 40 Transformer windings
He's way ahead of you. T1-T7 plus all the other inductors are described at the bottom of this webpage: ??http://www.hfsigs.com/bitx40v3_circuit.html ( http://www.hfsigs.com/bitx40v3_circuit.html )
By Jerry Gaffke · #27724 ·
Re: Bitx 40 Transformer windings
(the 8:8:8 are reused. I expect the filter ones to be different, as the frequencies are different)
By Andrew Kasurak · #27723 ·
Re: Bitx 40 Transformer windings
A previous simulation (I expect there are more around?): ?/g/BITX20/topic/4260835#21027 ( /g/BITX20/topic/4260835#21027 ) torroids for the ubitx, which are reused
By Andrew Kasurak · #27722 ·
Re: Europe to States BitX QSO
Hi Andy, Thanks for reply.Lets try CW & SSB. SSB will be the real test. What frequency do your phased verticals like? I do not have my Moxon up and my inverted v is tuned for upper end of 40m (7.3MHz)
By Willy · #27721 ·
Re: Calling West Coast BITX operators
KE6MLF - Simi Valley, CA
By Eric Oberg · #27720 ·
Re: Calling West Coast BITX operators
KG7UMN, John in Eugene Oregon.
By John Beasley · #27719 ·
Re: Calling West Coast BITX operators
N6ALT in Eagle Point Oregon, Medford area.
By Joel Caulkins/N6ALT · #27718 ·