Antenna Mini-Whip (SMD)

1 year ago 4935
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EasyEDA project for easy and quick build active RA0SMS Mini-Whip antenna. Project include schematic for Antenna & Power Feed Unit and PCBs. Version for mounting SMD components.

Current development progress:

Progress Progress Bug report

Frequency range: 10kHz - 30MHz;
Power: DC 5 - 13 V, 100mA;
RF connector: SMA;
Feed line: 50 Ohm coaxial cable;
Used PCB Material: FR-4;
PCB thickness: 1.6 mm;

Easy-SDR project page at GitHub
Original schematic: RA0SMS Mini Whip
Buy SDR receiver: RTL-SDR.COM

List of changes:

Version 5.0.EE: the RF line width has been recalculated using Saturn PCB Design V7.08. At the moment, the resistance of the RF line is close to 50 Ohms.

How to contact me?


Antenna Mini-Whip (SMD): Main module

Antenna Mini-Whip (SMD): Power feed unit

Antenna Mini-Whip PCB (SMD): Main module

Antenna Mini-Whip PCB (SMD): Power feed unit

Antenna Mini-Whip PCB (SMD): Power feed unit (with RF-isolation transformer)

Antenna Mini-Whip (SMD): Power feed unit (with RF-isolation transformer)

Antenna Mini-Whip PCB (SMD): Power feed unit (with RF-isolation transformer TC1-1T+)


ID Name Designator Footprint Quantity BOM_Manufacturer Part BOM_Supplier BOM_Manufacturer BOM_Supplier Part
1 100n C6,C7,C8,C2,C3,C4,C5,C9,C10 0805 9 08055C104JAT2A LCSC AVX C129175
2 470uH L3,L2 7850 2 SM7850-471MT LCSC SXN C10158
3 SMA RECEIVER J3,J5 SMA-EDGE 2 ANKX01.0093 LCSC RFsister C129604
4 SMA ANTENNA J2,J4 SMA-EDGE 2 ANKX01.0093 LCSC RFsister C129604
5 DC005-2.0MM DC1,DC2 DC-5020 2 DC-005 5.5-2.0 LCSC BOOMELE C16214
6 SS14 D1,D2 DO214AC 2 SS14D LCSC Semtech C83912
7 PROBE P1 HDR-1X1/2.54 1 Header-Male-2.54_1x1 LCSC LCSC C81276
8 100p C1 0805 1 CC0805JRNPOBBN101 LCSC YAGEO C107122
9 1M R1 0805 1 RC0805FR-071ML LCSC YAGEO C107700
10 10u L1 0805 1 MLF2012E100JT000 LCSC TDK C76742
11 3k R2 0805 1 RC0805FR-073KL LCSC YAGEO C126350
12 360k R4 0805 1 RC0805FR-07360KL LCSC YAGEO C137539
13 5M1 R3 0805 1 RC0805FR-075M1L LCSC YAGEO C137506
14 82R R5 0805 1 RTT0582R0FTP LCSC RALEC C104532
15 43k R6,R7 0805 2 RTT054302FTP LCSC RALEC C104317
16 BF998 Q1 SOT143 1 BF998E6327HTSA1 LCSC Infineon C108141
17 200R R8 1206 1 RC1206FR-07200RL LCSC YAGEO C114939
18 5R6 R9 0805 1 CR0805F85R60G LCSC LIZ C101807
19 82R R10 2512 1 CR2512J82RE042W LCSC Ever Ohms Tech C175438
20 BFG591 Q2 SOT-223 1 BFG591,115 Digi-Key NXP USA Inc. 568-1985-2-ND
21 47R R11 0805 1 RTT0547R0FTP LCSC RALEC C104358
22 SMA PFU J1 SMA-EDGE 1 ANKX01.0093 LCSC RFsister C129604
23 Header-Female-2.54_1x2 P2 HDR-2X1/2.54 1 826629-2 LCSC TE Connectivity C86471
25 220u C11 SMD,6.3X7.7MM 1 RT1C221M0607 LCSC ROQANG C267468


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