YILIANDUO is a precision inter-series coaxial RF adapter engineered for high-frequency millimeter-wave signal conversion between 2.4mm and 3.5mm RF interfaces. Made of passivated stainless steel housing and gold-plated beryllium copper inner pin, this 2.4mm female to 3.5mm female straight adapter delivers ultra-low insertion loss and excellent impedance matching across DC~34GHz (max rated up to DC-50GHz millimeter wave spectrum).
Designed to meet industrial-grade RF testing standards, this millimeter wave connector serves dual-market demands: B2B bulk procurement for RF distributors, aerospace factories, 5G communication manufacturers & automotive radar enterprises, and B2C individual R&D engineers, university lab researchers, electronic DIY RF project builders. Widely used to interconnect vector network analyzers, millimeter wave test instruments, radar modules, satellite communication equipment and 5G RF front-end components.
Features
✅
Precision Dual Female Interface: 2.4mm Jack(F) ↔3.5mm Jack(F)
Standard threaded air-dielectric millimeter-wave connector design, reliable screw locking to avoid loose connection during repeated test plugging, fully compatible with mainstream 2.4/3.5mm series RF components from Fairview, Pasternack, Amphenol.
✅
Premium Passivated Stainless Steel Construction
Whole body adopts stainless steel with passivation anti-corrosion treatment, effectively preventing secondary oxidation corrosion, prolong service life under long-term lab & outdoor industrial working environment; center pin: gold-plated beryllium copper for outstanding conductivity & wear resistance.
✅
Excellent Electrical RF Performance
- Nominal Impedance: 50 Ohm (industry standard for high-frequency RF)
- Working Frequency: DC~34GHz, Extreme usable up to DC-50GHz millimeter wave band
- Max VSWR: ≤1.25:1 across full frequency range
- Insertion Loss: ≤0.05dB for minimal signal attenuation
✅ Universal Industry Compatibility
Tailored for millimeter wave high-frequency application only; not recommended for low-frequency RF circuits, perfectly match lab test bench setup, 5G mmWave R&D, automotive 77GHz radar debugging.
Specifications
| Item |
Technical Parameter |
| Brand |
YILIANDUO |
| Model No. |
100% Brand New |
|
|
| Adapter Type |
2.4mm to 3.5mm, Straight |
| Nominal Impedance |
50Ω |
| Operating Frequency |
DC ~34GHz |
| Maximum Test Frequency |
DC~50GHz |
| VSWR Rating |
≤1.25:1 |
| Insertion Loss |
≤0.05dB |
| Body Material |
Passivated Stainless Steel |
| Inner Contact |
Gold-plated Beryllium Copper |
| Application Spectrum |
Millimeter Wave, Microwave, 5G mmWave, Radar RF |
Applications
1. Laboratory & Academic Research
University RF labs, electronic measurement labs, VNA(Vector Network Analyzer) calibration, millimeter wave component performance testing。
2. Telecommunication & 5G Industry
5G millimeter wave base station debugging, RF front-end module interconnection, wireless communication equipment testing, satellite ground station RF link setup。
3. Aerospace & Military Electronics
Aerospace onboard radar system, military microwave equipment, airborne millimeter-wave radio module assembly。
4. Automotive Electronics
Automotive 77GHz millimeter-wave anti-collision radar calibration, vehicle ADAS radar module R&D & verification。
5. RF DIY & Industrial Maintenance
RF equipment after-sales repair, industrial microwave device modification, custom RF test fixture assembly。
📦 Package Includes
- 1 × Millimeter Wave RF Adapter
Important Usage Notes
- This adapter is exclusively for high-frequency millimeter/microwave testing; not applicable for low-frequency below 1GHz conventional RF wiring.
- Avoid excessive torque during screwing to prevent internal pin deformation and electrical performance degradation.
- Store in dry environment to protect precision plating from moisture corrosion.
FAQ
Q1: Can this adapter work up to 50GHz?
A: Rated nominal frequency DC~34GHz, structural design supports transient test up to 50GHz millimeter wave, stable VSWR within specified index under 34GHz continuous use。
Q2: Is this compatible with standard 2.4mm &3.5mm male plug connectors?
A: Yes, standard female jack interface matches all industry-standard 2.4mm/3.5mm male plugs from global mainstream RF brands。
Q3: Can I get bulk pricing for laboratory or company procurement?
A: Yes, contact us for wholesale quotation, custom order available for volume above 50pcs.
Q4: What is passivated stainless steel? Any advantage?
A: Passivation process removes free iron on stainless steel surface to prevent rust and oxidation, greatly extend service life in humid lab/industrial environment。
