[TenTec] Need help using 208 Filter with Argonaut 505

[JAMES HANLON]

I'd appreciate some info on using a Model 208 CW Filter with my Argonaut 505.  (It doesn't say "505" on the front panel, so I'm assuming it's an early one - Serial Number 01941.)

Thanks!

Jim Hanlon, w8kgi at arrl.net