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The new Tube-I-zator V3.1

Posted 16th September 2013 at 05:28 PM by dvb projekt
Updated 15th February 2014 at 07:59 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
Layers: 2
Board size: 193x157 mm
Surface finish: Immersion Gold
Copper weight: 70m
Soldermask: Both sides - green
Silkscreen: Legend on top


Backorder

The price will be as followed:

Professional 2-Layer PCB: $30
Worldwide shipping: $ 9
Europe shipping: $ 5
paypal fee: 3,9%

Shipping insurance on buyers request!

A donation of $3 USD to diyAudio will be done for every pcb sold.



Attached Files
File Type: zip Tube-I-zator V3.1 - BOM.xls.zip (7.6 KB, 166 views)
File Type: pdf Tube-I-zator V3.1.pdf (835.7 KB, 360 views)
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