Sonar Front End
AssemblyTransmit driver and sensitive receive chain that fire 500 W pulses and amplify echoes spanning 120 dB of dynamic range. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Sonar Front End
8 top-level lines as of r64115| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Transmit Driver & Transformer | fish-finder-tx-driver | 1× | 1 | · | part |
| 2 | Power MOSFET | mosfet | 4× | 4 | · | part |
| 3 | Transmit/Receive Switch | fish-finder-tr-switch | 1× | 1 | · | part |
| 4 | Receive Preamplifier | fish-finder-rx-preamp | 1× | 1 | · | part |
| 5 | TVG Amplifier | fish-finder-tvg-amplifier | 1× | 1 | · | part |
| 6 | Sonar ADC | fish-finder-adc | 1× | 1 | · | part |
| 7 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 8 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |