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The new Tube-I-zator V3.1

Posted 16th September 2013 at 05:28 PM by dvb projekt
Updated 31st January 2016 at 10:16 AM by dvb projekt (Stock status update)

The new Tube-I-zator V3.1

Click the image to open in full size.

The evolution brings the following changes:

- Anode PSU with Salas SSHV Shunt Reg. onboard
- External B+ Input for usage with other Anode PSU
- Heater PSU with C-R-C filtering
- Heater PSU with Softstart circuit
- Heater PSU Power LED

- Design failures corrected

Thanks to John (-ecdesigns-) for the following suggestions!

- Grid stoppers to prevent unwanted oscillations
- Bias current injection for TDA1541A usage
- Pull-down resistors to keep the coupling cap output at GND-potential

Still on the Module:

- Heater switch for 6N2P or 12AX7 usage



An example for a balanced use (e.g. Bufalo II), you could see HERE.



The PCB has the following data:

Material: FR4 - 2mm
...
Attached Files
File Type: zip Tube-I-zator V3.1 - BOM.xls.zip (7.3 KB, 206 views)
File Type: pdf Tube-I-zator V3.1.pdf (835.7 KB, 1211 views)
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