bogdan_borko said:Anyone? I found j310 but not J271...
2sj74V and 2SK170V will be close enough , for your (our ) needs
anyway - for 271 -try at home pages of :
Motorola
Intersil (Harris)
National
Siliconix (Temic)
Solitron
hope that will help ........
Here you go
.MODEL J271_XN PJF(Beta=1.6m Betatce=-500m Rd=1 Rs=1 Lambda=25m Vto=-2.519 Vtotc=-2.5m Is=461.5f
+ Isr=4.402p N=1 Nr=2 Xti=3 Alpha=32.54u Vk=393.2 Cgd=10.83p M=278.9m
+ Pb=1 Fc=500m Cgs=15p Kf=0.6206f Af=1)
.MODEL J310_XN NJF(Beta=3.384m Betatce=-500m Rd=1 Rs=1 Lambda=17m Vto=-3.409 Vtotc=-2.5m Is=193.9f
+ Isr=1.881p N=1 Nr=2 Xti=3 Alpha=7.533u Vk=74.1 Cgd=6.2p M=464.7m
+ Pb=1 Fc=500m Cgs=6.2p Kf=4.634e-002f Af=1)
Yes bad choky.
By the way zen mod, have you any experience with the doxa amp??
.MODEL J271_XN PJF(Beta=1.6m Betatce=-500m Rd=1 Rs=1 Lambda=25m Vto=-2.519 Vtotc=-2.5m Is=461.5f
+ Isr=4.402p N=1 Nr=2 Xti=3 Alpha=32.54u Vk=393.2 Cgd=10.83p M=278.9m
+ Pb=1 Fc=500m Cgs=15p Kf=0.6206f Af=1)
.MODEL J310_XN NJF(Beta=3.384m Betatce=-500m Rd=1 Rs=1 Lambda=17m Vto=-3.409 Vtotc=-2.5m Is=193.9f
+ Isr=1.881p N=1 Nr=2 Xti=3 Alpha=7.533u Vk=74.1 Cgd=6.2p M=464.7m
+ Pb=1 Fc=500m Cgs=6.2p Kf=4.634e-002f Af=1)
Yes bad choky.
By the way zen mod, have you any experience with the doxa amp??
homemodder said:.........
By the way zen mod, have you any experience with the doxa amp??
nope ; I just saw schematic ( same as one shown here on forum , but I didn't analyzed it ; there is certainly at least few mistakes in that schematic .......
why you ask that ?
have one , or need one ?
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