This product is listed in: Counter Surveillance

Handheld Spectrum Analyzer 9kHz to 20GHz

Product number: PKI 4370

Fast, compact and powerful with simultaneous measurement of 4 bands. The PKI 4370 handheld-spectrum-analyzer-9khz-to-20ghz leaves nothing to be desired and has many highlights to offer:


• World’s first and only portable real-time spectrum analyser
• Scans 20GHz in less than 20mS (1000GHz/sec.)
• Real-time detection bandwidth up to 175MHz
• POI under 1 QS
• Unlimited recording time
• Wide measurement range up to 20GHz
• Sample rate/ second: > 5 million
• 500MSPS (14bit dual 256MSPS I/Q)
• Real-time I/Q straming via USB
• High resolution touch screen
• Extremely compact and lightweight
• Memory expansion via MicroSD slot
• Spectral analysis software included

Perfect for any RF problem, fastest real-time analyser software in the world, Made in Germany. 3D view and histogram view, extremely low-noise signal processing, ultra-fast DDS sampling, polyphase filter, analysis hardware, real-time remote control via USB, real-time streaming, large battery capacity. Multiple interfaces, such as 50 Ohm RF input, audio output, USB slave, USB master, micro SD and power are available.

Frequency Range9kHz to 20GHz
Real-Time Bandwidth88MHz
Min. Event Duration<1 µS
Max. Power at RF input+20 dBm
Displayed Average Noise LevelTyp. -150 dBm/ Hz (internal pre-amp on)
Displayed Average Noise LevelMax. -170 dBm/ Hz
Amplitude accuracy (typ.)+/- 1,5 dB
RF Input50 Ohm
Frequency reference accuracy0,5 ppm
RBW (resolution bandwidth)1Hz to 3MHz
VBW (video bandwidth)1Hz to 3MHz
DemodulatorAm/ FM
Measurement UnitsdBm, dBµV, V/m, A/m,W/m2,dbµV/m, W/cm2
DetectordB (0,5dB steps)
Reference range -200dBm to 100dBm
Measurement modes/Q, Power/ Frequency Data
ADC500 MSPS 14 Bit
GPSSupport via external GPS Logger
Temperature Range 0°C to +40°C (operation)
Temperature Range20°C to +60°C (Storage)
Dimensions255 x 85 x 29 mm
Power SupplyAC Input: 100 – 240V, 50 – 60Hz – DC Output: 5,6V, 5A max.
Power Consumption< 35 W
Scope of delivery

Contents of the Handheld Spectrum Analyzer 9kHz to 20GHz:

  • PKI 4370 Handheld Spectrum Analyzer
  • Directional antenna
  • 3000mAh power battery with charger
  • Detachable pistol grip with mini tripod function
  • SMA screw tool and SMA adapter coupling
  • 1m SMA cable
  • USB cable
  • Rubber protective cover
  • Sturdy carrying case
  • Detailed manual