• beta juno106 filter replacement! Mon, May 9, 2011
• “tuned” the LPF Mon, Apr 25, 2011
• working combination! Sat, Apr 23, 2011
• redesigned the expo converter, again Mon, Apr 18, 2011
• 2-pole LM13700 lowpass filter working? Mon, Apr 18, 2011
• expo converter working! Sat, Apr 16, 2011
• re-redesigned the expo converter Tue, Apr 12, 2011
• Redesigned the expo converter Mon, Apr 11, 2011
• designing the filter Mon, Apr 11, 2011
• exponential converter current source Sat, Apr 9, 2011
• expo converter prototype… working! Wed, Mar 30, 2011
• 80017a / ir3109 exponential converter Mon, Mar 28, 2011
• 80017a measurements Thu, Mar 24, 2011
• VCA part done (well almost) Wed, Mar 23, 2011