[Heathkit] Fw: [ICOM] Heathkit SB 220

[crawfish]

Forwarded this from another list. Can anyone help?
                                                        Joe W4AAB
----- Original Message ----- 
From: "Eric" <n4hgz at bellsouth.net>
.  Here's the situation. I have an old Heathkit SB 220 that needs 
> repair and probably some upgrading.   I was using it one time and 
> something blew out, I think it was a choke under the tube socket..   I 
> was going to sell it but have reconsidered and now I am going to try and 
> fix it.   Does anyone know where I should start ?
> 
> Thank you,
> 
> Eric
> 
> 
>