|
220IPTSensibly equivalent¶ to:
|
|
|
The Cossor 220IPT is also the CV1333 previously called the ARP14. The latter being read as Army Receiving Pentode number 14. The 220IPT is a pre-war battery HF pentode for receiver use. ![](../pics/abl0006a.jpg)
The the rear of the bulb is plain zinc paint.The classic envelope is 39 mm in diameter, and excluding the B7 base pins is 94 mm tall.References: Data-sheet & 1043. Type 220IPT was first introduced in 1938. See also 1938 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | tc | ![](../static/key.gif) m | g1 | nc | h | h | k,g3 | g2 | a |
|
|
Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | ![](../static/pdflogo.gif)
| 2.0 | 0.21 | 150 | 80 | -1 | 2.0 | 0.5 | 0.4M | 1.0 |
|
Updated January 09, 2022.
|
|