Softrock Lite II designations
Component Designations By Stage
This page provides a list of component designations (e.g., R1, C1, L1, etc.) and the stage in which the component appears under the designation.
The page is sorted by stage, then by component. To find a component by its designation, just use your browser's "FIND ON PAGE" function.
| Designation | Component | Stage |
|---|---|---|
| C01 | 4.7 uF 10% 16V X7R RAD (Ceramic) - 475 | Power Supply |
| C02 | 4.7 uF 10% 16V X7R RAD (Ceramic) - 475 | Power Supply |
| C13 | 0.1 uF (SMT 1206) - (smt) black stripe | Power Supply |
| D1 | 1N4003 (Axial) - 1N4003 | Power Supply |
| U1 | LM78L05 voltage regulator (TO-92) - LM78L05 | Power Supply |
| PCB | SR Lite II (Combined) PCB (Main Board) | Power Supply |
| gnd | shunt wire (cut-off lead) (Cutoff) | Power Supply |
| C10 | 160m: 330 pF 5% (Ceramic - 331) 80m: 180 pF 5% (Ceramic - 181) 40m: 100 pF 5% (Ceramic - 101) 30m: 180 pF 5% (Ceramic - 181) 20m: 180 pF 5% (Ceramic - 181) | Local Oscillator |
| C11 | 160m: 180 pF 5% (Ceramic - 181) 80m: 100 pF 5% (Ceramic - 101) 40m: unused capacitor (Unused - ) 30m: 100 pF 5% (Ceramic - 101) 20m: 100 pF 5% (Ceramic - 101) | Local Oscillator |
| X1 | 160m: 7.3728 MHz (Xtal - ECS-73-18-4XEN) 80m: 14.089 MHz (Xtal - ABLS-14.08919MHZ-10-J4Y) 40m: 28.224 MHz (Xtal - HC49US-28.224MABJ-UB) 30m: 13.5 MHz (Xtal - HC49US-13.500MABJ-UB) 20m: 18.73 MHz (Xtal - 18.730 1108) | Local Oscillator |
| C12 | 22 pF 5% (Ceramic) - 22J | Local Oscillator |
| C20 | 0.01 uF (SMT 1206) - (smt) | Local Oscillator |
| R11 | 10 ohm 1/4W 1% (1/4W) - br-blk-blk-gld-br | Local Oscillator |
| R14 | 475 1/4W 1% (1/4W) - y-v-grn-bl-br | Local Oscillator |
| R17 | 475 1/4W 1% (1/4W) - y-v-grn-bl-br | Local Oscillator |
| R15 | 1 k 1/4W 1% (1/4W) - br-blk-blk-br-br | Local Oscillator |
| R12 | 10 k 1/4W 1% (1/4W) - br-blk-blk-r-br | Local Oscillator |
| R13 | 10 k 1/4W 1% (1/4W) - br-blk-blk-r-br | Local Oscillator |
| R16 | 22.1 k 1/4W 1% (1/4W) - r-r-brn-r-br | Local Oscillator |
| Q1 | 2N3904 NPN Transistor (TO-92) - 2N3904 | Local Oscillator |
| Q2 | 2N3906 PNP transistor (TO-92) - 2N3906 | Local Oscillator |
| hdw1 | 2 X #4-40 hdw (nut, bolt, washer, spacer) (HDW) | Divider |
| C14 | 0.01 uF (SMT 1206) - (smt) | Divider |
| C15 | 0.01 uF (SMT 1206) - (smt) | Divider |
| C21 | 0.01 uF (SMT 1206) - (smt) | Divider |
| C16 | 0.1 uF (SMT 1206) - (smt) black stripe | Divider |
| C17 | 0.1 uF (SMT 1206) - (smt) black stripe | Divider |
| C18 | 0.1 uF (SMT 1206) - (smt) black stripe | Divider |
| C19 | 0.1 uF (SMT 1206) - (smt) black stripe | Divider |
| U2 | 74AC74 Dual D FF (SOIC-14) - 74AC74 | Divider |
| U3 | FST3253 mux/demux switch (SOIC-16) - FST3253 | Divider |
| R05 | 160m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 80m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 40m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 30m: 10 ohm 1/4W 1% (1/4W - br-blk-blk-gld-br) 20m: 10 ohm 1/4W 1% (1/4W - br-blk-blk-gld-br) | Operational Amplifiers |
| R06 | 160m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 80m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 40m: 49.9 ohm 1% (1/4W - yel-wht-wht-gld-brn) 30m: 10 ohm 1/4W 1% (1/4W - br-blk-blk-gld-br) 20m: 10 ohm 1/4W 1% (1/4W - br-blk-blk-gld-br) | Operational Amplifiers |
| C08 | 390 pF 5% (Ceramic) - 391 | Operational Amplifiers |
| C09 | 390 pF 5% (Ceramic) - 391 | Operational Amplifiers |
| C07 | 4.7 uF 10% 16V X7R RAD (Ceramic) - 475 | Operational Amplifiers |
| U4 | LT6231 dual op-amp (SOIC-8) - LT6231 | Operational Amplifiers |
| R03 | 1 k 1/4W 1% (1/4W) - br-blk-blk-br-br | Operational Amplifiers |
| R04 | 1 k 1/4W 1% (1/4W) - br-blk-blk-br-br | Operational Amplifiers |
| R07 | 4.99 k 1/4W 1% (1/4W) - y-w-w-br-br | Operational Amplifiers |
| R08 | 4.99 k 1/4W 1% (1/4W) - y-w-w-br-br | Operational Amplifiers |
| R09 | 100 1/6W 5% (1/6W) - br-blk-br-gld | Operational Amplifiers |
| R10 | 100 1/6W 5% (1/6W) - br-blk-br-gld | Operational Amplifiers |
| C03 | 160m: 390 pF 5% (Ceramic - 391) 80m: 220 pF 5% (Ceramic - 221) 40m: 100 pF 5% (Ceramic - 101) 30m: 68 pf 5% (Ceramic - 68J) 20m: 47 pF 5% (Ceramic - 47J) | Band Pass Filter |
| C04 | 160m: 5600 pF 5% (Ceramic - 562) 80m: 3300 pF 5% (Ceramic - 332) 40m: 1500 pF 10% (Ceramic - 152) 30m: 1000 pF 5% (Ceramic - 102) 20m: 680 pF 5% (Ceramic - 681) | Band Pass Filter |
| L1 | 160m: 19.6 uH 74T #30 on T30-6 (yellow) (38") (Coil - yellow) 80m: 9.1 uH 50T #30 on T30-6 (yellow) (26") (Coil - yellow) 40m: 5.0 uH 37T #30 on T30-6 (yellow) (20") (Coil - yellow) 30m: 3.5 uH 31T #30 on T30-6 (yellow) (17") (Coil - yellow) 20m: 2.5 uH 26T #30 on T30-6 (yellow) (15") (Coil - yellow) | Band Pass Filter |
| T1 | 160m: 1.4 uH 20T/10T bifilar #30 on T30-6 (yellow) (13") (Xfrmr - yellow) 80m: 0.73 uH 14T/7T bifilar #30 on T30-6 (yellow) (10") (Xfrmr - yellow) 40m: 0.35 uH 10T/5T bifilar #30 on T30-6 (yellow) (8") (Xfrmr - yellow) 30m: 0.18 uH 8T/4T bifilar #30 on T30-6 (yellow) (7") (Xfrmr - yellow) 20m: 0.18 uH 8T/4T bifilar #30 on T30-6 (yellow) (7") (Xfrmr - yellow) | Band Pass Filter |
| L1-core | T30-6 toroid core (Toroid) - yellow | Band Pass Filter |
| T1-core | T30-6 toroid core (Toroid) - yellow | Band Pass Filter |
| C05 | 0.047 uF 5% (Ceramic) - 473 | Mixer |
| C06 | 0.047 uF 5% (Ceramic) - 473 | Mixer |
| R01 | 10 ohm 1/4W 1% (1/4W) - br-blk-blk-gld-br | Mixer |
| R02 | 10 ohm 1/4W 1% (1/4W) - br-blk-blk-gld-br | Mixer |
| ant | antenna COAX (Cable) | External Connections |
| audio | 2 conductor shielded audio cable (Cable) | External Connections |
| pwr | power leads (Cable) | External Connections |