K9HZ Antenna Tuner Control Board
About the K9HZ Antenna Tuner Control Board
K9HZ Antenna Tuner Control Board is an open source PCB design by DRWJSCHMIDT, published on GitHub. It is a 2-layer board measuring 71 × 81.2 mm, with 55 components from 16 distinct parts.
Other key parts include the L7805ABD2T-TR, UDN2987LWTR-6-T, MCP23017_SO and MCP23008-E/SO. By type, the board carries 32 capacitors, 8 resistors, 6 ICs, 5 connectors and 2 diodes.
It belongs with the rf & radio designs in this gallery.
From the project
K9HZ Electronic Kits
Main components on the K9HZ Antenna Tuner Control Board
K9HZ Antenna Tuner Control Board bill of materials (BOM)
55 components, 16 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | L7805ABD2T-TR | L7805ABD2TTR | U1 |
| 3 | UDN2987LWTR-6-T | SOIC127P1030X265-20N | U2, U3, U4 |
| 1 | MCP23017_SO | SOIC-28W_7.5x17.9mm_P1.27mm | U5 |
| 1 | MCP23008-E/SO | SOIC-18W_7.5x11.6mm_P1.27mm | U6 |
| 3 | 1986717-8 | PinHeader_1x08_P2.54mm_Vertical | J1, J2, J3 |
| 1 | IDC2x5 | IDC-Header_2x05_P2.54mm_Vertical | J10 |
| 1 | 395310002 | CONN_SD-39531-003_02P_MOL | J11 |
| 2 | 22k | Potentiometer_Bourns_3296W_Vertical | VR1, VR2 |
| 2 | BAS70H,115 | Nexperia_CFP3_SOD-123W | D1, D2 |
| 27 | 0.1uf 50V | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C1, C2, C3, C4, C5, C6, C7, C8 +19 |
| 1 | 220uf 16V | CAP_EEEFK1C221XP | C20 |
| 1 | 1uf 25V | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C21 |
| 1 | 1uf 16V | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C22 |
| 2 | 0.01uf 50V | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C31, C32 |
| 6 | 3.3K | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R1, R2, R3, R4, R5, R6 |
| 2 | 10K | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R9, R12 |
K9HZ Antenna Tuner Control Board design files
The KiCad project lives in the DRWJSCHMIDT/K9HZ repository on GitHub; these links point at the commit this page was built from.
- LayoutK9HZ_Antenna_Tuner/K9HZ_Antenna_Tuner_KiCad_Projects/K9HZ_Antenna_Tuner_Control_Board_Project/K9HZ_Antenna_Tuner_Control_Board.kicad_pcb
- SchematicK9HZ_Antenna_Tuner/K9HZ_Antenna_Tuner_KiCad_Projects/K9HZ_Antenna_Tuner_Control_Board_Project/K9HZ_Antenna_Tuner_Control_Board.kicad_sch
- BOMK9HZ_LPF_Module/K9HZ_LPF_BOMs/Old files/K9HZ_100W_LPF-Filter_Board_BOM_V1.00_09-22-24.xlsx
K9HZ Antenna Tuner Control Board: common questions
How big is the K9HZ Antenna Tuner Control Board?
The K9HZ Antenna Tuner Control Board measures 71 × 81.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the K9HZ Antenna Tuner Control Board?
55 components, from 16 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the K9HZ Antenna Tuner Control Board design files?
From the DRWJSCHMIDT/K9HZ repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the K9HZ Antenna Tuner Control Board design in my own project?
The repository has no license, so all rights stay with DRWJSCHMIDT. Use it as a reference, and ask the author before reusing the design.
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