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  4. Series 7840 • 7840/G - Z51B / TriNeedle
High Frequency Test Probe - Impedance 50 Ohm - up to 4 GHz

Serie 7840 • 7840/G

Serie 7840 • 7840/G
Serie 7840 * 7840/G
Serie 7840 • 7840/G
Serie 7840 * 7840/G
  • For high frequency measurements
  • Compact design
  • Also screwable type available
  • Inner and outer conductor are interchangeable of each other
  • Inner conductor rigid / outer conductor independent
Mechanical Data • Spring-Loaded Probe Tip    
Full travel 1.50 mm
Working travel 1.00 mm
Pre-loaded spring force 2x0.40 N
Spring force at working travel 2x0.80 N
Mechanical Data • Outer Conductor    
Full travel 5.00 mm
Working travel 4.00 mm
Pre-loaded spring force 1.50/ 3.00/ 4.00 N
Spring force at working travel 4.00/ 6.00/ 8.00 N
Total spring force    
Full spring force at working travel 5.60/ 7.60/ 9.60 N
Electrical Data    
Impedance 50 Ohm
Frequency range up to 4 GHz
Test Application    
Device under test (DUT) PCB Contact - TriNeedle
Materials    
Barrel Brass, gold-plated
Spring Steel, gold-plated
Plunger CuBe, gold-plated  
Probe tips Steel, gold-plated
Available Screw Tools    
Article Designation Max. Plate Diameter
WFS 7840/G-8.0 8.0
Cable Data    
Type Multiflex 86
Length 750 mm
Connector Test Probe MCX
Connector Testing Technology SMA
How to Order • Inner Conductor    
SK 7840.50-B-Au-0.5
[1][2][3][4]

  1. Series
  2. Tip Style
  3. Tip Plating
  4. Tip Diameter


How to Order • Complete Test Probe    
7840/G-Z51B-5.6 N-Au-6.0/0.5C
[1][2][3][4][5][6][7][8][9]

  1. [1] Series
  2. [2] Variant Threaded Design
  3. [3] Outer Conductor Tip
  4. [4] Inner Conductor Tip
  5. [5] Total Spring Force
  6. [6] Tip Plating
  7. [7] Outer Tip Diameter
  8. [8] Inner Tip Diameter
  9. [9] Tip Material (only for CuBe)

Replacement Outer/Inner Conductor


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