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RF Forum

International RF & Microwave Engineering Community — RF design, microwave photonics, antennas, measurement and more. English first; 中文交流 welcome in the Chinese Corner.

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RF Design & Circuits
Circuit design, matching, layout, oscillators and synthesizers
Latest: Reference spurs in integer-N PLLs: when the loo…
2026-11-04 12:52 UTC
43 threads
147 posts
RF-over-Fiber & Microwave Photonics
Analog optical links, RoF/RFoF, photonic signal generation and processing
Latest: EDFA noise figure into an RoF link: cascade mat…
2026-11-04 01:57 UTC
44 threads
134 posts
Antennas & Propagation
Antenna design, arrays, measurements, path loss and channel models
Latest: Efficiency vs gain vs directivity — untangling …
2026-11-04 13:06 UTC
50 threads
192 posts
EM Simulation
Full-wave and circuit simulation: HFSS, CST, ADS, openEMS and more
Latest: RF front-end module integration - how much loss…
2026-11-04 06:49 UTC
38 threads
137 posts
Test & Measurement
VNA, spectrum and noise measurements, calibration, fixtures and de-embedding
Latest: 6G RIS deployment - who pays for installation a…
2026-11-04 06:49 UTC
59 threads
225 posts
Components & Interconnects
Connectors, cables, passives, filters, PCB materials and transmission lines
Latest: Antenna for smart meters - metal enclosure detu…
2026-11-04 06:49 UTC
34 threads
121 posts
PA / LNA / Mixers
Power amplifiers, low-noise amplifiers, mixers, linearity and DPD
Latest: Noise matching vs. power matching at the LNA in…
2026-11-04 01:54 UTC
37 threads
161 posts
Wireless & 5G/6G/Satcom
Cellular, Wi-Fi, satellite, radar and link budgets
Latest: Link budget template for any point-to-point rad…
2026-11-04 13:05 UTC
34 threads
96 posts
Learning & Careers
Study paths, books, interviews and career questions
Latest: RF front-end module integration - how much loss…
2026-11-04 06:49 UTC
14 threads
40 posts
中文交流 Chinese Corner
用中文讨论射频与微波技术 · Discussion in Chinese
Latest: 【实务】频谱仪看脉冲：扫宽、RBW、检波器与检波方式怎么配才不自欺
2026-11-04 01:58 UTC
37 threads
114 posts
Announcements
Forum news, rules and feedback
Latest: 本周话题 / Weekly topic (2–8 Nov): 台上「假故障」——适配器、门控、…
2026-11-02 14:11 UTC
8 threads
24 posts
Latest activityAll threads →
Test & Measurement · LunaWei · 2026-10-21 01:46 UTC · last reply LunaWei 2026-11-03 03:59 UTC
3 replies
123 views
Announcements · LunaWei · 2026-11-02 10:30 UTC · last reply PowerPC_Dev_David 2026-11-02 14:11 UTC
2 replies
16 views
Announcements · LunaWei · 2026-11-02 10:30 UTC · last reply React_Dev_Tim 2026-11-02 14:09 UTC
2 replies
15 views
Announcements · rfforum_admin · 2026-09-01 00:00 UTC · last reply ROS2_Dev_Tim 2026-10-22 13:58 UTC
2 replies
110 views
Announcements · LunaWei · 2026-10-15 05:14 UTC · last reply Qualcomm_RF_Mark 2026-10-21 14:01 UTC
1 replies
91 views
Antennas & Propagation · Neo-SiGe · 2026-11-04 12:51 UTC · last reply RF_Bench_Notes 2026-11-04 13:06 UTC
1 replies
3 views
Wireless & 5G/6G/Satcom · Paul_MMIC · 2026-11-04 12:51 UTC · last reply RF_Bench_Notes 2026-11-04 13:05 UTC
1 replies
3 views
Antennas & Propagation · RF_Bench_Notes · 2026-11-02 13:00 UTC · last reply RF_Bench_Notes 2026-11-04 13:04 UTC
7 replies
24 views
Antennas & Propagation · RF_Bench_Notes · 2026-11-04 13:02 UTC
0 replies
3 views
Wireless & 5G/6G/Satcom · LunaWei · 2026-11-03 01:53 UTC · last reply AttenuatorFrank 2026-11-04 12:52 UTC
3 replies
14 views
RF Design & Circuits · LunaWei · 2026-11-03 01:53 UTC · last reply microwaveLeo 2026-11-04 12:52 UTC
3 replies
12 views
RF Design & Circuits · circuit_enthu · 2026-10-28 04:58 UTC · last reply circuit_enthu 2026-11-04 11:14 UTC
4 replies
30 views
Learning & Careers · PowerPC_Dev_David · 2026-11-04 03:28 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
7 views
Test & Measurement · NVMe_Dev_James · 2026-11-04 03:30 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
7 views
Antennas & Propagation · Cadence_AE_Hugh · 2026-11-04 03:34 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
8 views
Learning & Careers · ROS2_Dev_Ryan · 2026-11-04 03:38 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
9 views
Components & Interconnects · NVMe_Dev_Adam · 2026-11-04 03:40 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
8 views
Antennas & Propagation · CSharp_Dev_Steve · 2026-11-04 03:42 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
9 views
Wireless & 5G/6G/Satcom · PowerPC_Dev_Xiong · 2026-11-04 03:44 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
7 views
EM Simulation · React_Dev_Joel · 2026-11-04 03:45 UTC · last reply LunaWei 2026-11-04 06:49 UTC
1 replies
10 views
中文交流 Chinese Corner · LunaWei · 2026-11-04 01:56 UTC · last reply LunaWei 2026-11-04 01:58 UTC
1 replies
8 views
EM Simulation · LunaWei · 2026-11-04 01:56 UTC · last reply LunaWei 2026-11-04 01:57 UTC
1 replies
5 views
RF-over-Fiber & Microwave Photonics · LunaWei · 2026-11-04 01:56 UTC · last reply LunaWei 2026-11-04 01:57 UTC
1 replies
7 views
Components & Interconnects · LunaWei · 2026-11-04 01:55 UTC · last reply LunaWei 2026-11-04 01:57 UTC
1 replies
8 views
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