Atwater Kent 228, Early & Late
| Model: | 228, Early & Late |
| Manufacturer: | Atwater Kent |
Page 1 
Page 2 Schematics Content
Page 1:
Atwater Kent Mfg. Co.
Model 227 Early and Late
For voltage data see model 92-92-F
Numbered bypass condensers are rated at 200 volts
The change from early to late type consist of the addition of a choke in the R.F. cathode, the use of a separate control plate bypass and a slight re-arrangement of leads to the multiple bypass.
Page 2:
Atwater Kent Mfg. Co.
Model 228 Early and Late
Parts Layout
Numbers adjacent to bypass condensers correspond with numbers shown upon multi-section units in schematic diagram on preceding page.