Stacked LPDA

Stacked Log Periodic Antennas Overview Table

Horn AntennaNominal Frequency (MHz)Isotropic Gain (dBi)Antenna Factor (dB/m)SWR (typ.)Max. Input Power (W)ConnectorMount
MinMaxMinMaxMinMax
STLP 9128 C 2001500811824< 1.53000 *N, 7/1622 mm Tube
STLP 9128 C 13/30 2002000910824< 1.5800013-3038 mm Tube
STLP 9128 E Special 13/30 801200710223< 21400013-3038 mm Tube
STLP 9129 7010000611244< 24000 *N, 7/1622 mm Tube
STLP 9129 Special 8010000511344< 24000 *N, 7/1622 mm Tube
STLP 9128 F 701500810-240< 1.52000 *N, 7/16, 13-3022 mm Tube
STLP 9149 70090009121841< 1.5300 *N, 7/1622 mm Tube
STLP 9148 1000180007102049< 250N22 mm Tube
STLP 9128 E Special 801700710326< 1.52000 *N, 7/1622 mm Tube
STLP 9128 E 801500810022< 1.52000 *N, 7/1622 mm Tube
STLP 9128 D Special 803000612232< 1.62000 *N, 7/1622 mm Tube
STLP 9128 D 803000711230< 1.52000 *N, 7/1622 mm Tube

* Note. Max. Input Power depends on connector type. The Overview Table shows the maximum Max. Input Power (CW). For details, please refer to the product datasheet.


Schwarzbeck STLP 9128 C – Stacked Logarithmic Periodic Antenna

STLP 9128 C – Stacked Log Periodic Antenna

Main Application: Generation of defined fieldstrength levels for immunity testing.

  • Nominal Frequency: 200 MHz – 1500 MHz
  • Usable Frequency: 150 MHz – 4 GHz
  • Isotropic Gain: 8...11 dBi
  • Antenna Factor: 8...24 dB/m
  • Connector: N, 7/16
  • VSWR (typ.): < 1.5
  • Nominal Impedance: 50 Ω
  • Max. Power: 3000 W
STLP 9128 C 13/30 - Stacked Log Periodic Antenna

STLP 9128 C 13/30 – Stacked Log Periodic Antenna

Main Application: Generation of defined fieldstrength levels for immunity testing.

  • Nominal Frequency: 200 MHz – 2 GHz
  • Usable Frequency: 150 MHz – 2.5 GHz
  • Isotropic Gain: 9...10 dBi
  • Antenna Factor: 8...24 dB/m
  • Connector: 13-30
  • VSWR (typ.): < 1.5
  • Nominal Impedance: 50 Ω
  • Max. Power: 8000 W
STLP 9128 E Special 13/30 - Stacked Log Periodic Antenna

STLP 9128 E Special 13/30 – Stacked Log Periodic Antenna

Main Application: generation of defined high field strength levels for radiated immunity testing.

  • Nominal Frequency: 80 MHz – 1200 MHz
  • Usable Frequency: 80 MHz – 1800 MHz
  • Isotropic Gain: 7...10 dBi
  • Antenna Factor: 2...23 dB/m
  • Connector: 13-30
  • VSWR (typ.): < 2
  • Nominal Impedance: 50 Ω
  • Max. Power: 14000 W
Schwarzbeck STLP9129 Stacked LPDA

STLP 9129 – Stacked Log Periodic Antenna

The unique STLP 9129 is able to cover the entire frequency range from 70 MHz to 10 GHz with a typical isotropic farfield gain of 8.6 dBi with a ripple of less than +/-2.3 dB only.
Main Application: Generation of defined high field strength levels for radiated immunity testing acc. IEC 61000-4-3.

  • Nominal Frequency: 70 MHz – 10 GHz
  • Isotropic Gain: 6...11 dBi
  • Antenna Factor: 2...44 dB/m
  • Connector: N, 7/16
  • VSWR (typ.): < 2
  • Nominal Impedance: 50 Ω
  • Max. Power: 4000 W
STLP 9129 Special – Stacked Log. Periodic Antenna

STLP 9129 Special – Stacked Log. Periodic Antenna

The STLP 9129 Special is nearly identical to the STLP 9129 but with smaller dimensions because of the folded longest elements.
Main Application: Generation of defined high field strength levels for radiated immunity testing acc. IEC 61000-4-3.

  • Nominal Frequency: 80 MHz – 10 GHz
  • Isotropic Gain: 5...11 dBi
  • Antenna Factor: 3...44 dB/m
  • Connector: N, 7/16
  • VSWR (typ.): < 2
  • Nominal Impedance: 50 Ω
  • Max. Power: 4000 W
no photo, nophoto, image coming soon

STLP 9128 F – Stacked Log Periodic Antenna

Main Application: Generation of defined high field strength levels for radiated immunity testing.

  • Nominal Frequency: 70 MHz – 1.5 GHz
  • Usable Frequency: 55 MHz – 3 GHz
  • Isotropic Gain: 8...10 dBi
  • Antenna Factor: -2...40 dB/m
  • Connector: N, 7/16, 13-30
  • VSWR (typ.): < 1.5
  • Nominal Impedance: 50 Ω
  • Max. Power: 2000 W
STLP 9128 D Special – Stacked Log Periodic Antenna

STLP 9128 D Special – Stacked Log Periodic Antenna

Main Application: Generation of defined fieldstrength levels for immunity testing with good field uniformity and limited space.

  • Nominal Frequency: 80 MHz – 3 GHz
  • Usable Frequency: 70 MHz – 4 GHz
  • Isotropic Gain: 6...12 dBi
  • Antenna Factor: 2...32 dB/m
  • Connector: N, 7/16
  • VSWR (typ.): < 1.6
  • Nominal Impedance: 50 Ω
  • Max. Power: 2000 W
STLP 9128 D – Stacked Log Periodic Antenna

STLP 9128 D – Stacked Log Periodic Antenna

Main Application: Generation of defined field strength levels for radiated immunity testing.

  • Nominal Frequency: 80 MHz – 3 GHz
  • Usable Frequency: 65 MHz – 4 GHz
  • Isotropic Gain: 7...11 dBi
  • Antenna Factor: 2...30 dB/m
  • Connector: N, 7/16
  • VSWR (typ.): < 1.5
  • Nominal Impedance: 50 Ω
  • Max. Power: 2000 W