Root/ecn/ecn0001.txt

Source at commit 63ebcb535a9073e8fe8a7910533d6c19cc07839f created 7 years 22 days ago.
By Stefan Schmidt, web: update link to new firmware version
1Adjust balun component values
2
3
4Some of the components specified in the schematics were not at hand
5in my lab and were thus replaced with similar parts. Furthermore, the
6LED color was changed to ease visual identification:
7
8Component Norminal Board 1 Board 2
9--------------- --------------- --------------- -------------------
10LED (D1) red red red-orange
11C6/C7 0.82 pF 0.7 pF 0.9 pF
12L2/L3 4.3 nH 4.7 nH 4.7 nH
13
14The resulting spectrum should be examined to determine which variant
15performs better. Note that the discrete balun circuit shall be
16replaced with an integrated balun later on.
17

Archive Download this file



interactive