Board Features
- Coils and Toroids: Multiple copper wire-wound toroidal inductors used for filtering specific frequency bands.
- Relays: Several small black and white electromagnetic relays (labeled NAIS) used to switch different filter stages in and out of the circuit.
- Connectors: Includes antenna jacks, wiring harnesses, and interface plugs to connect back into the radio's main RF amplifier stage.
If you'd like assistance, please let me know:
- What specific model of transceiver this came from
- Whether you are trying to troubleshoot a fault, test components, or find a replacement