microlink
brucemack
An open source EchoLink/AllStarLink implementation that runs on a simple microcontroller.
Components (37)
| Reference | Value | Description |
|---|---|---|
| U1 | LMV321 | |
| U2,U5 | LTV-356T | |
| U3 | NCP1117-3.3_SOT223 | |
| U4 | MCP4725xxx-xCH | |
| U9 | LMV324 | |
| C1,C6,C20 | 100u | |
| C2,C5,C18,C21,C29 | 0.1u | |
| C3,C26 | 22n | |
| C4,C27 | 10n | |
| C7-C9 | 10u | |
| C10 | 47u (Optional DC Block) | |
| C17 | 1u | |
| C19,C24 | 47u | |
| C22 | NC | |
| D1 | LED | |
| D2 | BAT54S | |
| H1-H4 | MountingHole | |
| J1 | Conn_01x06 | |
| J2 | 12V Supply | |
| J3 | Digital Connector | |
| J4 | ADC Connector | |
| J5 | Conn_01x03 | |
| JP1 | DAC Address Control | |
| JP2 | SolderJumper_2_Open | |
| R1,R15 | 1.5k | |
| R2,R17 | 2.7k | |
| R3,R9,R19 | 1k | |
| R4 | 200 | |
| R5,R6,RV1,RV3,RV4 | 10k | |
| R7 | 220 | |
| R8,R18 | 0R | |
| R10,R11 | 270k | |
| R12-R14 | 2.2k | |
| R16 | 22k | |
| R20 | 570 | |
| T1,T2 | Transformer_1P_1S | |
| TP1 | AF Out |