Home > RF & Microwave > Krytar > KRYTAR 407125-1535 7.125–15.35GHz 180-Degree Hybrid Coupler

KRYTAR 407125-1535 7.125–15.35GHz 180-Degree Hybrid Coupler

2026-09-02 10:48:03 DataStorage View times 2
KRYTAR 407125-1535 7.125–15.35GHz 180-Degree Hybrid Coupler
Mfr. Part #: 407125-1535

Manufacturer: KRYTAR, Inc.

Product Type: 3dB 180-Degree Hybrid Coupler

Frequency Range: 7.125GHz to 15.35GHz
Coupling: 3dB
Standard Connector: SMA Female
Description: Compact four-port hybrid coupler for equal-power RF signal splitting and combining with a controlled 180-degree phase relationship.
RFQ

The KRYTAR 407125-1535 is a four-port, 3dB 180-degree hybrid coupler operating from 7.125 to 15.35GHz. Its frequency range covers the upper C band, X band and part of the Ku band, making it suitable for radar, satellite communication and microwave test systems.

The hybrid divides an input signal into two nominally equal-amplitude outputs. Depending on the selected input port, the outputs can provide an in-phase or 180-degree phase relationship. It can also operate in reverse as a coherent RF signal combiner.

Compared with wider-band hybrid couplers, the 407125-1535 provides tighter amplitude balance, phase balance and insertion-loss specifications within its defined operating range.

Technical Specifications

ParameterKRYTAR 407125-1535 Specification
Frequency Range7.125 to 15.35GHz
Coupling3dB
Amplitude Imbalance±0.6dB
Phase Imbalance±8°
Minimum IsolationGreater than 16dB
Maximum VSWR1.6:1
Maximum Insertion LossLess than 1.1dB
Average Input Power20W
Peak Input Power3kW
Standard ConnectorsSMA Female
Dimensions1.50 × 1.25 × 0.40 inches
WeightApproximately 1.5oz
Operating Temperature−54°C to +85°C
Port ConfigurationFour-port 180-degree hybrid

Typical Applications

  • Radar transmit and receive systems

  • Satellite communication equipment

  • Electronic warfare systems

  • Balanced RF amplifiers

  • Power amplifier splitting and combining

  • Antenna beamforming networks

  • Sum and difference signal generation

  • Monopulse radar systems

  • Microwave switching networks

  • Signal monitoring and measurement

  • X-band and Ku-band test equipment

  • EMC testing

  • MIMO radio links

  • Phase-comparison systems

KRYTAR 407125-1535 vs 4030320

ParameterKRYTAR 407125-1535KRYTAR 4030320
Frequency Range7.125–15.35GHz3–32GHz
Coupling3dB3dB
Amplitude Imbalance±0.6dB±1.0dB
Phase Imbalance±8°±14°
Minimum IsolationGreater than 16dBGreater than 18dB
Maximum VSWR1.6:11.8:1
Maximum Insertion LossLess than 1.1dBLess than 3.5dB
Standard ConnectorSMA Female2.4mm Female
Average Input Power20W20W

Choose the 407125-1535 when the system operates within its narrower frequency range and requires SMA connectors, lower insertion loss or tighter amplitude and phase balance.

Choose the 4030320 when continuous coverage from 3 to 32GHz is more important than the tighter in-band specifications of the 407125-1535.

Related KRYTAR Hybrid Couplers

ModelFrequency RangeHybrid TypeSelection Difference
KRYTAR 407125-15357.125–15.35GHz180°SMA model with tighter balance specifications
KRYTAR 40401244–12.4GHz180°Covers C- and X-band applications
KRYTAR 40602006–20GHz180°Extends operation to 20GHz
KRYTAR 40702407–24GHz180°Wider upper-frequency coverage
KRYTAR 40303203–32GHz180°Ultra-broadband version with 2.4mm connectors
KRYTAR 4030320K3–32GHz180°Ultra-broadband version with K-type connectors

Stock and Lead Time

KRYTAR lists typical availability from stock to approximately 30 days after receipt of order. Actual delivery depends on current inventory, order quantity and production schedule.

Contact DataStorageIC with the required quantity and target delivery date to confirm KRYTAR 407125-1535 stock, lead time and pricing. Datasheets, outline drawings and technical selection support can be provided with the quotation.


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