K1RF BPF.zip
author: K1RF
2 layer board of 2.51 x 0.71 inches (63.6 x 17.9 mm)
Uploaded:
October 01, 2016
Shared:
October 22, 2016
Total Price:
$8.80
order 3 QRP BPF with bifilar-wound I/O toroids. uses T50 toroids and 500V silvered mica caps (accommodates small and large). Ref June 1998 QST “Clean up your signals with Bandpass Filters” by Ed Wetherhold, W3NQN. These filters are bifilar L1 and L3 for ease of building.
order 3 QRP BPF with bifilar-wound I/O toroids. uses T50 toroids and 500V silvered mica caps (accommodates small and large). Ref June 1998 QST “Clean up your signals with Bandpass Filters” by Ed Wetherhold, W3NQN. These filters are bifilar L1 and L3 for ease of building.
