Mainline

A forum for discussion of the Mainline premium headphone amplifier kit
PassionForSound
C4S LED and voltage issue
2
Replies
36
Views
11K
PassionForSound
PassionForSound
PassionForSound
What to upgrade AFTER capacitors
Replies
5
Views
3K
PassionForSound
PassionForSound
PassionForSound
Strange distortion in bass with 1 DAC only!?
Replies
11
Views
4K
PassionForSound
PassionForSound
S
Can bad tubes destroy my amp?/Weird issue
Replies
8
Views
3K
SmashBruh
S
Aural Robert
Strange problem with rotary switch stop washers
Replies
12
Views
4K
Jameson
Jameson
ALL212
Mainline and sanity...
Replies
3
Views
3K
ALL212
ALL212
S
Reference quality Mainline build - lots of pictures
Replies
2
Views
3K
2wo
2wo
B
Hissing in left channel
Replies
2
Views
3K
bskahj
B
J
No audio in right channel of mainline [resolved]
Replies
4
Views
3K
jbishai
J
J
Very faint hum
2 3
Replies
59
Views
16K
Deke609
D
iamjanco
Build update
2
Replies
22
Views
6K
iamjanco
iamjanco
S
Very slight 60 Hz hum
Replies
4
Views
3K
Paul Birkeland
Paul Birkeland
J
2Kohm Potentiometer question (resolved)
Replies
2
Views
3K
Jimb0
J
A
Fine Attenuator
Replies
13
Views
5K
amirhosein
A
Doc B
Mainline available again
Replies
0
Views
3K
Doc B
Doc B
D
trouble shooting fading channel
Replies
1
Views
3K
Paul Birkeland
Paul Birkeland
S
Bias shifting
Replies
3
Views
3K
Paul Birkeland
Paul Birkeland
geniekid
Completed Mainline
Replies
5
Views
3K
PassionForSound
PassionForSound
P
Bonehead Mistake
Replies
11
Views
4K
adydula
A
C
DAC for Mainline
Replies
12
Views
5K
adydula
A
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