75 Ohm F Female to 50 Ohm SMA Male Impedance Matching Pad DC–3 GHz VST-IT-75FF50SM-01

  • For low-reflection 75 to 50 ohm transitions
  • In-line format for quick system adaptation
  • Helps reduce mismatch at RF test interfaces
  • Well suited to CATV, broadcasting, and lab setups
  • Supports broadband matching through 3 GHz
Engineering Note
VST-IT-75FF50SM-01 is an in-line 75 ohm F female to 50 ohm SMA male impedance matching pad for broadband impedance transformation between 75 ohm and 50 ohm systems. It operates from DC–3 GHz, with VSWR ≤ 1.25 and 5.7 ±0.5 dB attenuation, and is intended to reduce reflections when linking CATV, broadcasting, or laboratory equipment across mixed-impedance signal paths.

Technical Specifications

Part Number VST-IT-75FF50SM-01
Product Type In-line impedance matching pad
Impedance Transformation 75 Ω to 50 Ω
Interface A Type F Female (75 Ω)
Interface B SMA Male (50 Ω)
Frequency Range DC ~ 3 GHz
VSWR ≤ 1.25
Attenuation 5.7 ±0.5 dB
Input Power 2 Watts Avg @ +25°C
Operating Temp. -40°C to +125°C
Body Material Passivated Stainless Steel / Nickel-Plated Brass
Primary Use 75 Ω to 50 Ω impedance transition

Target Applications

CATV and Broadcasting
Ideal for interfacing 75 Ω cable television equipment with 50 Ω standard RF test instruments without compromising signal quality.

RF Laboratory Testing
Ensures precise impedance matching for high-frequency measurements, reducing measurement uncertainty in telecommunications research.

System Integration
A reliable solution for multi-impedance networks requiring robust mechanical connections and stable electrical performance up to 3 GHz.

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