NorCal_2n2 : NorCal 2n2

This groups is for discussion, assemble, and operation of the NorCal 2n2 transceiver.

2N240 Improved Bandspread & Tuning Range On 40M CW, the top 30 kHz of the tuning range is usless to me. I wanted to change the range to about 7.001 to 7.065 kHz. That way I would always be in the Posted - Fri May 18, 2012 8:38 pm	prorep@... prorep... Offline Send Email
Re: Just Starting to Build- Suggestions? ... Jim, Yes, you can set the sidetone to any value that you want. The sidetone is created by the receiver listening to its own transmit signal, so the LO on Posted - Thu Mar 1, 2012 8:28 pm	Jim Kortge k8iqy Offline Send Email
Re: Regulator mod for 2n2xx faxondad - there is a pinout for the LM431 on this datasheet: http://www.ti.com/lit/ds/symlink/lm431.pdf The TO-92 package is the easiest to fit onto the 2N2 Posted - Thu Mar 1, 2012 7:09 am	Dave AA7EE davidgeorger... Offline Send Email
Re: Just Starting to Build- Suggestions? I too have a new in the box 40 meter unit with all of the updates in little envelopes. I'm not sure if I'll start it this spring or wait until next fall. Posted - Thu Mar 1, 2012 5:37 am	Jim W7RY w7ry_1 Offline Send Email
Regulator mod for 2n2xx I want to do the regulator mod. I have seen the pics and schematic but i would like to see a better pic of how exactly the regulator ic ind the resistor are Posted - Thu Mar 1, 2012 5:26 am	faxondad@... faxondad Offline Send Email
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