Hello, ...sorry for the "bandwidth" but
I just found the messages of N2PK of December 2007 concerning the recommended measurement setup (probe replaced by a resistive divider / short circuiting one of the crystals by a capacitor to have a free running oscillator etc.) I will try that first. TNX, 73 Thomas, DF7TV --- In [email protected], "Thomas Martin" <[EMAIL PROTECTED]> wrote: > > Hello, > > Having just completed the N2PK 20m/30m RXTXv6.2 daughter board, > I tuned a bit L100 and C102 to be able swtich the > output frequency to 40.5 MHz or 56.2 MHz according to the setting of > jumper J100. > > The output amplitude (peak to peak) is about 800mV for 56.2 MHz and > about 1000 mV for 40.5 MHz for a load resistor of 5.6 kOhm. > > Is that o.k. or should the amplitude be higher (1.5V to 3.5V according > to the builder notes)? > > (Note: If I remove the load resistor the amplitude values do not change.) > > Thank You! > > 73 > Thomas, DF7TV >
