Vintage transistor help

[Steve Kulpa]

I have some vintage transistors and I need help w/ their
identification. If anyone can point me to a spec, or provide basic
information on the following, I'd appreciate it.

2N2836
2N4241
AD158


Thanks,
Steve

Steve Kulpa - Knoxville, TN
http://bigdaddy-enterprises.com/

 

[Roy]

Mat Case Manuf.
2N2836 pnp Ger TO3 AMP Vcb55 Vce55 Veb20.0 Ic3.5A Pd 35W ft350kHz hFE 60
2N4241 pnp Ger TO3 AMP 32 20 20.0 5.0 37.5 5k
132 @300mA
AD158 sorry no data
AMP = Amperex Electronics Corp.
Mat = Germanium

Cheers Roy