IF and Demodulator Section
AssemblyFixed-frequency amplifier chain (455 kHz AM, 10.7 MHz FM) that provides selectivity and recovers audio from the carrier. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for IF and Demodulator Section
6 top-level lines as of r3808| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | 455 kHz Ceramic Filter | am-fm-radio-ceramic-filter-455 | 1× | 1 | · | part |
| 2 | 10.7 MHz Ceramic Filter | am-fm-radio-ceramic-filter-107 | 1× | 1 | · | part |
| 3 | IF Transformer | am-fm-radio-if-transformer | 2× | 2 | · | part |
| 4 | Detector Stage | am-fm-radio-detector | 1× | 1 | · | part |
| 5 | AGC Network | am-fm-radio-agc-network | 1× | 1 | · | part |
| 6 | SMD Passive (R/C/L) | smd-passives | 40× | 40 | · | part |