Crack

A forum for discussion of the Crack OTL headphone amp kit
N
Resistance Check Questions
2
Replies
37
Views
14K
Paul Birkeland
Paul Birkeland
M
4 to 14U revision - lower noise floor
Replies
0
Views
2K
Mak33
M
S
DAC with Crack (& HD650)
Replies
7
Views
7K
antoineestephan
A
G
LEDs replacement
Replies
11
Views
5K
NightFlight
NightFlight
M
If This is a Test.....I think I've failed
Replies
9
Views
4K
Mordicai
M
E
Crack kit...input power problem..
Replies
17
Views
5K
galyons
galyons
Z
Constant buzzing in both channels after installing speedball
Replies
7
Views
3K
Zia Warrior Princess
Z
I
Blown Fuse on startup - please help a Noob
Replies
3
Views
2K
fullheadofnothing
fullheadofnothing
C
Anything besides Sennheisers?
Replies
4
Views
3K
hopeful
H
D
Speedball R&R - circular pads pulled off PCB. No big deal?
Replies
1
Views
2K
Doc B
Doc B
J
Quiet high pitch and hum in right channel
Replies
6
Views
3K
junkimchi
J
S
Wire Gauge Question
Replies
5
Views
3K
serpent68
S
C
Bad tube?
Replies
0
Views
2K
canyoneroboy
C
M
Buzzing noise after 270k resistors installed to reduce gain
Replies
8
Views
4K
Merlocpm
M
U
Question about resistors for RCA jacks
Replies
2
Views
2K
uzumaki
U
A
Left noise
Replies
11
Views
4K
Paul Joppa
P
M
Build issue; Hum but no sound [solved]
Replies
5
Views
2K
mbbarton
M
F
speedball trouble [SOLVED]
Replies
2
Views
2K
ffivaz
F
S
Noob Issue...No power on voltage check of new build
Replies
6
Views
3K
Paul Birkeland
Paul Birkeland
K
Confusion on speedball final voltage check at headphone jack
Replies
6
Views
3K
keithpgdrb
K
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