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Old

Secure source for A123 Systems LiFePo4 cells

Posted 16th April 2013 at 04:53 PM by dvb projekt
Updated 25th May 2013 at 05:15 AM by dvb projekt (2nd source added)

All members who want to use LiFePo4 cells from the leading company A123 Systems
and want a secure source to get no fakes,
could order them at Lipopower Ltd. in Germany.

The original cells are from the German A123 Systems distributors Reva or BMZ.

You could order them with or without solder taps.

Click the image to open in full size. Click the image to open in full size.


Also a Ri selection is possible.

International shipping and paypal payment is no problem!





P.S.: If you have any questions, send an e-mail to Mr. Karl-Heinz Hofmann with regards from me!

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Ive got an email from A123 Systems with a 2nd source


Quote:
Dear Oliver,

Based
...
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Old

Tube-I-zator V3.0 - Out of production

Posted 5th April 2013 at 03:28 PM by dvb projekt
Updated 16th September 2013 at 05:16 PM by dvb projekt

Tube-I-zator V3.0

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

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
...
Attached Files
File Type: pdf Tube-I-zator V3.0.pdf (30.2 KB, 453 views)
File Type: zip Tube-I-zator V3.0 - BOM.xls.zip (7.6 KB, 184 views)
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