These are small 3 to 10V input and up to 15kV output. 28mA on the LV side, very low current on the HV side, for Hi-potential tester or whatever. Geo>K0FF Picture available on request. -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com