drteming's latest activity
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drteming replied to the thread Little Dot Mk II Rebuild.Doh! I cleaned up my Mouser project list last week, and deleted a bunch of them, this one included. However, all the components are in... -
drteming replied to the thread Little Dot Mk II Rebuild.Without the 220k NFB resistor, you will have an additional 3.4dB of gain, at a cost of slightly decreased bandwidth, slight increase in...
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drteming replied to the thread Little Dot Mk II Rebuild.Nope. I'm not paying that kind of money for basically no difference in sound. The output section is a White cathode follower...
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drteming replied to the thread Skill required for a Bottlehead build?.This is an excellent resource for soldering specifications: http://www.sal.wisc.edu/docs/Soldering%20Basics.pdf
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drteming replied to the thread Little Dot Mk II Rebuild.All done. I revised the negative feedback scheme with a set 220k resistor and switched in 330k and 100k, for paralleled resistance of...
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drteming replied to the thread Little Dot Mk II Rebuild.Well, there's the input cap, followed by 2 RC filters before power is taken off. The total capacitance is 990uF. For a low powered...
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drteming replied to the thread Little Dot Mk II Rebuild.I forgot to mention, with pins 2 and 7 of the input stage tied together, the following list of tubes can be swapped in: 6AJ5, 6BH6...
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I got my Little Dot Mk II several years ago. After playing around with it for a while, and totally screwing up the PCB with lifted pads...
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