SolderSmoke Podcast #158: BITX 20/40, Farhan's "Minima", BITX Bandsweep

SolderSmoke Podcast #158 is available:

http://soldersmoke.com/soldersmoke158.mp3

January 20, 2014
MLK Day. Tough winter.  Shack heated by Heathkit.
BITX 20/40 Almost done:
Bandswitching arrangement.
VFO construction using spreadsheets.
2N2222s wired in backwards! (CBE not EBC! Who knew?)
Other amusing building errors.
Crystal filter evaluation -- the G3UUR method.
Sweeping a filter with an Arduino DDS.
Building a BITX in LTSpice.
New Rigol 'scope (now 100 MHz).
Tek 465 REBORN!
QRP HATERS -- They are out there!
MAILBAG.
BITX 20/40 dual band bandsweep

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