PIN DETAIL of IC AN241
Substitute : CA3065,TA7176AP,HA1125,KA2101,LA1365,MC1358,ULN2165.
Function :
Sound IF amplifier limiter,Low pass filter,FM detector and AF amplifier.
Pin No. | Functions | Voltage |
1. | Sound IF input(5.5MHz Inter carrier sound) | 1.9 |
2. | Sound IF input(5.5MHz Inter carrier sound) | 1.9 |
3. | Sound IF Ground | 0 |
4. | Ground(-Ve supply voltage) | 0 |
5. | Positive(+Ve supply voltage) | 11.1 |
6. | D.C Volume control(electronic attenuator) | 1.5 |
7. | De-emphasis | 6.6 |
8. | Audio signal output | 5.9 |
9. | FM Detector | 4 |
10. | FM Detector | 4 |
11. | Not connected | NC |
12. | Audio output from driver section | 4.8 |
13. | Tone control | 5.4 |
14. | Input from audio driver section | 0.6 |
