Crack

A forum for discussion of the Crack OTL headphone amp kit
D
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Tube Rolling w/Crack
122 123 124
Replies
2K
Views
2M
Paul Birkeland
Paul Birkeland
Paul Birkeland
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Noise with Computers, USB DACs, and Powerline Ethernet Kits
5 6 7
Replies
135
Views
483K
2wo
2wo
Doc B
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For those who crave even more than Crack - Speedball
Replies
9
Views
66K
Deke609
D
Doc B
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Crackling, popping, etc,.etc.
Replies
1
Views
16K
Paul Birkeland
Paul Birkeland
Doc B
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Very nice review on Head-Fi
Replies
10
Views
44K
sl-15
sl-15
Doc B
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Construction tip - LEDs on nine pin socket
2
Replies
22
Views
104K
Doc B
Doc B
QueenBottlehead
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Tyll Hertsens ROCKS!
2
Replies
20
Views
102K
cddc
C
Paul Birkeland
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  • Sticky
Crack FAQ
Replies
1
Views
48K
Doc B
Doc B
G
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Crack Grounding, Tracing The Signal and Power Supply Common/Ground
Replies
9
Views
47K
Doc B
Doc B
Doc B
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Crack review on Headfonia
Replies
5
Views
34K
shanman
S
Doc B
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  • Sticky
Where to buy Crack
Replies
0
Views
42K
Doc B
Doc B
C
Troubleshooting Help [resolved]
Replies
4
Views
200
Crackerjk41
C
C
Speedball build help [resolved]
Replies
8
Views
273
Paul Birkeland
Paul Birkeland
J
Crack help [resolved]
Replies
11
Views
365
Junksleep
J
V
Crack as preamp for class D power amp
Replies
2
Views
139
vanishingstyleofmind
V
T
Can The Crack Be Used As A Preamp?
Replies
3
Views
3K
vanishingstyleofmind
V
R
New crack - right channel slightly quiet Voltage different but in range
Replies
2
Views
2K
Paul Birkeland
Paul Birkeland
R
Heat sinks for the Speedball upgrade
Replies
2
Views
2K
rayjrop
R
R
TKD 2CP-601 potentiometer wiring guidance
Replies
6
Views
2K
RockmanRock
R
D
One Channel Lower In Level/Volume
Replies
1
Views
1K
Paul Birkeland
Paul Birkeland
JamieMcC
Choke specs for the Crack
4 5 6
Replies
102
Views
53K
trollchu
T
M
220V into a 110V Crack+Speedball
Replies
4
Views
4K
Paul Birkeland
Paul Birkeland
E
Crack Assembly Error - Connected 21U to 16U by mistake [resolved]
Replies
7
Views
3K
Ekreks
E
D
Whew. Just installed the Speedball upgrade.....
Replies
0
Views
1K
dhherring
D
D
IEC & Switch Issues
Replies
3
Views
1K
Paul Birkeland
Paul Birkeland
S
Intermittent Loss of R channel [resolved]
Replies
4
Views
1K
suttonri
S
superdonkey
[FIXED] terminal 7 is OL and OB on Speedball is OL. My bad....
Replies
13
Views
3K
superdonkey
superdonkey
F
tube converter for crack headphone amp
Replies
5
Views
2K
formuladale
F
A
Bottlehead issue after changing chassis
Replies
4
Views
3K
Applemacman
A
B
Speedball 1.1 PDF [resolved]
Replies
2
Views
2K
bingobango
B
R
Newbie here and I got a mess and in over my head. [resolved]
Replies
11
Views
5K
rayjrop
R
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