Signal Hound SA124B 100 kHz to 12.4 GHz Spectrum Analyzer
Signal Hound SA124B 100 kHz to 12.4 GHz Spectrum Analyzer
The Signal Hound SA124B is a 12.4 GHz Software Defined Radio (SDR) optimized as a spectrum analyzer.
Product Details
The Signal Hound SA124B is a Software Defined Radio (SDR) optimized as a 12.4 GHz spectrum analyzer. It is compact, simple to use, and an effective troubleshooting tool for general lab use, engineering students, ham radio enthusiasts, and electronics hobbyists. Using recent innovations in RF technology, the Signal Hound has the sensitivity, accuracy and dynamic range you’d expect in a unit many times its cost.
Upgrade your SA124B to a Scalar Network Analyzer with our TG124A tracking generator—or buy the two devices in a combo and save!
Features
• RF Frequency Range: 100 kHz to 12.4 GHz
• Wide dynamic range: -151 dBm to +10 dBm
• Resolution bandwidths (RBW) of 0.1 Hz to 250 KHz and 6 MHz
• 6 MHz RBW available as an analog IF output centered at 63 MHz
• Corresponds to U.S. analog / digital TV Channel 3
Includes a High Dynamic Range Measuring Receiver
• 0.25 dB relative accuracy
• 0 dBm to -125 dBm, 100 kHz to 1 GHz
• 0 dBm to -115 dBm, 1 GHz to 4 GHz
• Adjustable digital audio filters
• Accurate AM and FM measurements
• No external power supply needed – draws power from a dual USB cable
• Powerful Digital Signal Processing happens on the PC
• Software and Hardware included for one low price
• Additional Third-Party Software Packages are available
• TSCM software is available, and is being marketed
Write your own software with our free Application Programming Interface (API)
• I/Q Data up to a 240 KHz bandwidth
• Frequency Sweeps up to 140 MHz per second
• Compatible with Windows 7/8/10 32-bit and 64-bit operating systems.
• AM and FM Demodulation Measurements
• USB 2.0 communications at 480 MBPS
• Demodulates AM/FM/SSB/CW audio in real-time
• Automation capability using our API
• Measures 8 inches long
• Weighs 12 ounces
Size & Weight
Device dimensions
Version: SA124B — 12.4 GHz Spectrum Analyzer - Standard
Weight: .74 lbs (.34 kg)
Dimensions:7.65" x 3.18" x 1.18" (19.4 x 8 x 3 cm)
Version: SA124B — 12.4 GHz Spectrum Analyzer - Option 2, Adds OCXO Timebase
Weight: .74 lbs (.34 kg)
Dimensions:7.65" x 3.18" x 1.18" (19.4 x 8 x 3 cm)
Product-in-packaging dimensions
Version:
Weight: 1.48 (.67 kg)
Dimensions:9.25" x 5.44" x 3.13" (23.5 x 13.8 x 7.95 cm)





Recently Posted
-
My BB60C Can't Pick Up Weak Signals Between 9 kHz and 20 MHz and Readings Keep Jumping — Broken Front End or Wrong Technique?
October 27, 2026My BB60C Can't Pick Up Weak Signals Between 9 kHz and 20 MHz and Readings Keep Jumping — Broken Front End or Wrong Technique?S
Read More -
BB60C IQ Recording Fails Mid-Session, Files Are Full of Gaps, or Recording Stops Early — The Problem Is the PC
October 27, 2026BB60C IQ Recording Fails Mid-Session, Files Are Full of Gaps, or Recording Stops Early — The Problem Is the PCSymptomRF/IQ recordi
Read More -
The BB60C Screen Is Full of Signals "That Shouldn't Exist" — How Do I Tell Real Signals From Instrument Artifacts?
October 27, 2026The BB60C Screen Is Full of Signals "That Shouldn't Exist" — How Do I Tell Real Signals From Instrument Artifacts?Sy
Read More -
My BB60C Reads Several dB Off Versus Another Instrument — Where Should Amplitude Errors Be Traced From?
October 27, 2026My BB60C Reads Several dB Off Versus Another Instrument — Where Should Amplitude Errors Be Traced From?SymptomOn the same signal,
Read More