> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# ERASynth Micro

**Type:** Product page · **SKU:** CE07317 · **Brand:** [Maker Community](https://core-electronics.com.au/brands/maker-community)
**Page:** https://core-electronics.com.au/erasynth-micro.html ([markdown](https://core-electronics.com.au/erasynth-micro.html.md))

## Retired product

This product is retired and no longer available for purchase. Replaced by: Audio.

**Replacement:** https://core-electronics.com.au/catalog/product/view/sku/Audio

## How to buy

- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

The Best Open Source RF Signal Generator Just Got Better

ERASynth Micro is an open source signal generator with impressive features. Everyone can afford it, including makers, hackers, students, ham radio and SDR users. ERASynth Micro can be powered from a USB port and features an LCD interface for standalone use without a computer or phone. It can generate low phase noise RF signals from 12.5 MHz to 6.4 GHz with a dual PLL architecture.

**Features & Specifications**

- Architecture: Dual loop Fractional-N PLL
- Frequency Range: 12.5 MHz to 6.4 GHz
- Amplitude Range: -50 to +15 dBm
- Phase Noise: -115 dBc/Hz @ 1 GHz output and 10 kHz offset
- Frequency Switching Time: 1 ms (typical)
- Reference: Ultra-low noise 50 MHz VCXO locked to a ±500 ppb TCXO
- MCU: ATMEGA32U4 (same as in the Arduino Micro)
- Interfaces:
- Touch Display Module (3.2” Nextion NX4024T032)
- Micro-USB for power input and serial access
- REF In (SMA) for external reference input
- REF Out (SMA) for 10 MHz reference output
- RF Out (SMA)
- Expansion connector: External trigger input, external modulation input, microphone input, GPIO (I2C), and SPI
- Modulation: AM, FM, Pulse (Internal and external)
- Size: 57 mm x 118 mm x 23 mm
- Weight: <120 g (including the LCD screen)
- Power Input: 5 V
- Power Consumption: <2 W
- Enclosure: Injection molded plastic case
- Open Source: Schematics, embedded Arduino code, LCD screen source code, and RS-232 command set
 
**Resources**

- [Great Features, Micro MCU](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#great-features-micro-mcu)
- [Phase Noise](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#phase-noise)
- [Enclosure](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#enclosure)
- [Plug & Play Design](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#plug-play)
- [External Reference I/O](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#external-reference-inputoutput)
- [Modulation](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#modulation)
- [Onboard EEPROM](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#onboard-eeprom)
- [Vibration Motor](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#vibration-motor)
- [Expansion Connector](https://www.crowdsupply.com/era-instruments/erasynth-micro/crowdfunding#expansion-connector)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/e/r/erasynth-micro-package-content_jpg_project-body.jpg)