HL9440 Broadband DC Bias Tee (Individual Unmatched)

The HL9440 is a broadband DC bias tee that allows for the insertion of a DC bias current into a circuit with minimal perturbation of the impedance of a 50 ohm transmission line.

NOTE: If you need an amplitude- and phase-matched pair of HL9440 DC Bias Tees, please see this page.

Technical Specifications PDF

  • Bandwidth (-3 dB): 16 KHz to 18 GHz
  • Risetime: 20 ps
  • Insertion Loss: < 1 dB up to 5 GHz; -2 dB at 10 GHz
  • Return Loss: 25 dB at 10 GHz
  • DC Block Capacitance: 0.1 UF ± 10%
  • Inductance: 215 μH
  • DC Current: 500 mA
  • Impedance: 50 ohm
  • Dimensions: 38.1 x 19.05 x 12.7 mm (1.5 x 0.75 x 0.5 in), with SMA connectors
  • Weight: 23.8 g (0.84 oz), with SMA connectors
  • Output Connectors: SMA with one plug and one jack

Products and Applications

  • Biasing and testing broadband active devices
  • Measuring carrier lifetime of switching diodes
  • Connecting broadband terminations to an AC coupled RF amplifier

Additional Resources

  • S-parameters:  ZIP
  • Installation Drawing PDF

Ordering and Shipping

Please see our current lead times for an estimated shipping date. 

Upon request, HYPERLABS can provide K or V connector outputs, as well as any combination of jacks and plugs. Please contact us for details and pricing.

Shipping charges will be calculated at time of purchase.

HL9440 Broadband DC Bias Tee
HL9440 Broadband DC Bias TeeHL9440M Bandwidth & Amplitude MatchHL9440M Phase MatchHL9440M Return Loss (input)HL9440M Return Loss (output)

Price: $1,295.00  |  Item #: HL9440

How to Buy

You can order through our website using with Visa, Mastercard, or American Express.

You can also request a written quotation.

Questions about this product?

Not sure this product fits your needs? Do you need something a little different? Please contact us and we'll help you figure it out.