---
product_id: 38117088
title: "138MHz~4.4GHz USB2.0/3.0 SMA Signal Source Signal Generator Spectrum Analyzer"
brand: "cjcmall"
price: "$U12104"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/38117088-138mhz-4-4ghz-usb2-0-3-0-sma-signal-source
store_origin: UY
region: Uruguay
---

# 138MHz~4.4GHz USB2.0/3.0 SMA Signal Source Signal Generator Spectrum Analyzer

**Brand:** cjcmall
**Price:** $U12104
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 138MHz~4.4GHz USB2.0/3.0 SMA Signal Source Signal Generator Spectrum Analyzer by cjcmall
- **How much does it cost?** $U12104 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/38117088-138mhz-4-4ghz-usb2-0-3-0-sma-signal-source)

## Best For

- cjcmall enthusiasts

## Why This Product

- Trusted cjcmall brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Main technical: 1. Output frequency range 138MHz-4.4GHz, 2. Stepping: 1kHz 3.Output power (for reference): 150M-3.2DBM; 250M-3.4DBM, 500M,-3.4DBM; 750M-2.8DBM, 1000M-3.4DBM; 4. 1500M-3.6DBM; 2000M-4.0DBM; 2500M-2.8DBM; 3000M-1.8DBM; 3500M-3.6DBM 5. Spectrum of the input frequency range of 138M-4.4GHz 6. Frequency Accuracy (after calibration): +-1k @ 1GHz 7. Low-noise input signal amplitude:-70DBM @ 0.5G 8. Power: USB2.0, USB3.0 (+5 V/0.3A, it is best to pick USB3.0) 9. Interface: USB2.0/ USB3.0, SMA  Include: 1 x 138M-4.4G signal source 2 x SMA cable 1 x USB Cable

## Features

- Output frequency range 138MHz-4.4GHz     Stepping: 1kHz     Output power (for reference): 150M-3.2DBM; 250M-3.4DBM, 500M,-3.4DBM; 750M-2.8DBM, 1000M-3.4DBM;     1500M-3.6DBM; 2000M-4.0DBM; 2500M-2.8DBM; 3000M-1.8DBM; 3500M-3.6DBM     Spectrum of the input frequency range of 138M-4.4GHz

## Images

![138MHz~4.4GHz USB2.0/3.0 SMA Signal Source Signal Generator Spectrum Analyzer - Image 1](https://m.media-amazon.com/images/I/41IE6wtbO4L.jpg)
![138MHz~4.4GHz USB2.0/3.0 SMA Signal Source Signal Generator Spectrum Analyzer - Image 2](https://m.media-amazon.com/images/I/51c2wM6Z7WL.jpg)

---

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**Shop now:** [https://www.desertcart.uy/products/38117088-138mhz-4-4ghz-usb2-0-3-0-sma-signal-source](https://www.desertcart.uy/products/38117088-138mhz-4-4ghz-usb2-0-3-0-sma-signal-source)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-05*