Lowerleftcoast's Recent Activity

  1. Lowerleftcoast liked andrewRneumann's post in the thread MkIIC+ inspired preamp.. DIYLC layout drafting.

    That’s the idea. Just a little impedance in a near zero impedance circuit should be enough to break the loop. I was reading an earlier...

    Dec 1, 2021 at 12:27 AM
  2. Lowerleftcoast replied to the thread Fromel mods good or bad?.

    Fromel Hot Rod Deluxe kit. $99.95 Quick search at Tube Depot and Mouser... FT 100uF 450v $8.95 FT 22uF 500v $3.95 x 3 Silver Mica 100pF...

    Dec 1, 2021 at 12:19 AM
  3. Lowerleftcoast replied to the thread Fromel mods good or bad?.

    Disclaimer... I have not seen the particulars of the several Fromel mod kits. Going from memory, the Blues Jr kit is much like the BillM...

    Nov 30, 2021 at 3:54 PM
  4. Lowerleftcoast liked Wrighty's post in the thread It’s Hobo season again!.

    Saw some of the worst cases of poverty and street living in Ethiopia. I won’t go into descriptive text but it played on my mind a great...

    Nov 30, 2021 at 2:10 PM
  5. Lowerleftcoast liked telemnemonics's post in the thread It’s Hobo season again!.

    I sneak peeked in here last night and felt like @Engine Swap backing into the hedge. So many things to say and in a way so ridiculous...

    Nov 30, 2021 at 2:01 PM
  6. Lowerleftcoast liked dan40's post in the thread Deluxe Reverb Single, question.

    The strange noise may be caused by the nfb circuit injecting positive feedback into the circuit. You will normally hear a loud squeal...

    Nov 29, 2021 at 11:17 PM
  7. Lowerleftcoast replied to the thread 6g6 build help.

    It appears the PT does not have a 5V secondary. You can use SS diodes for a rectifier or you can get a 5V filament transformer. A GZ34...

    Nov 29, 2021 at 11:11 PM
  8. Lowerleftcoast liked andrewRneumann's post in the thread AA1164 - Presence Control.

    It does make you wonder how much of the presence is due to the bypass effect on the cathode resistor vs changing frequency response of NFB.

    Nov 29, 2021 at 7:12 PM
  9. Lowerleftcoast liked Ronnboy's post in the thread Deluxe Reverb Single, question.

    My camera sucks but maybe you can see something, I used a cap can and the bias board is on the far side of the tranny.[ATTACH]

    Single pic.JPG Nov 29, 2021 at 7:09 PM
  10. Lowerleftcoast replied to the thread Deluxe Reverb Single, question.

    Yes they get hot. The schematic for a DR shows 410V on the reverb driver. You could try replacing the 2.2k cathode resistor with say a...

    Nov 29, 2021 at 6:21 PM
  11. Lowerleftcoast liked Wally's post in the thread Princeton Reverb Red Plating.

    Good to get things correct. Congrats. I am going to think there was a cold solder joint on that treble pot. I once had a scratchy...

    Nov 29, 2021 at 11:20 AM
  12. Lowerleftcoast replied to the thread Help with a ground wire 5F1 with a single ground bus.

    It is connected to the right place. As long as the bare ground wire has no possibility to short with anything else, no insulation is...

    Nov 29, 2021 at 10:24 AM
  13. Lowerleftcoast liked Weazel's post in the thread Remembering Bruce Lee, Happy B-Day.

    Thoughts to his younger vegetarian brother Brocco, and his older and faster brother Sudden. I am so sorry. I know where the door is.

    Nov 29, 2021 at 10:05 AM
  14. Lowerleftcoast liked trev333's post in the thread Remembering Bruce Lee, Happy B-Day.

    I think Bruce would like this.. [MEDIA]

    Nov 29, 2021 at 10:04 AM
  15. Lowerleftcoast liked Toto'sDad's post in the thread Remembering Bruce Lee, Happy B-Day.

    Bruce could actually reach around and grab hold of his drawers and pick himself up off the floor a good six inches. Just try that at home!

    Nov 29, 2021 at 10:04 AM