Ham It Up - 125MHz 0.5PPM TCXO Upgrade Module for Ham It Up v1.2+
Ham It Up - 125MHz 0.5PPM TCXO Upgrade Module for Ham It Up v1.2+
Ham It Up - 125MHz 0.5PPM TCXO Upgrade Module for Ham It Up v1.2+
The Ham It Up 125MHz 0.5PPM TCXO Upgrade Module is a precision frequency reference enhancement designed for amateur radio enthusiasts and RF engineers who demand superior frequency stability in upconverter applications. This module replaces the standard oscillator in Ham It Up v1.2 and later versions, delivering exceptional 0.5 parts per million (PPM) temperature-compensated accuracy that significantly improves receiver performance and frequency calibration. Radio operators, SDR developers, and RF measurement professionals rely on this upgrade to achieve laboratory-grade frequency stability for critical HF and VHF reception, transverter operation, and frequency-dependent signal analysis.
Product Overview
The Ham It Up TCXO upgrade module features a temperature-compensated crystal oscillator operating at 125MHz, engineered to maintain frequency accuracy within 0.5PPM across the full operating temperature range. Unlike standard crystal oscillators that exhibit frequency drift with temperature variations, TCXO technology incorporates a precision temperature sensor and analog compensation circuit that actively adjusts the oscillator frequency to counteract thermal effects. This ensures your upconverter maintains rock-solid frequency calibration whether operating in air-conditioned laboratory environments or field conditions with significant temperature fluctuations. The module is specifically designed as a drop-in replacement for the Ham It Up v1.2, v1.3, and compatible later versions, requiring only simple module swap without additional calibration or component modifications.
The 0.5PPM stability specification translates to frequency accuracy within 62.5Hz at 125MHz, a dramatic improvement over standard oscillators that typically drift 5-10PPM. This level of precision is critical for accurate frequency measurement, transverter alignment, and maintaining consistent receiver tuning across extended operating sessions. The module utilizes high-grade crystal resonators and precision analog compensation networks to achieve this performance, making it ideal for applications requiring frequency traceable to national standards. Installation is straightforward for users with basic soldering skills, and the module integrates seamlessly with existing Ham It Up hardware without requiring firmware updates or recalibration procedures.
Key Specifications
| Specification | Details |
| Product Type | TCXO Upgrade Module for Upconverter |
| Brand | Ham It Up |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Operating Frequency | 125MHz |
| Frequency Stability | 0.5PPM across operating temperature range |
| Temperature Coefficient | Less than 0.5PPM per degree Celsius |
| Output Level | Typical 3.3V CMOS logic compatible |
| Compatibility | Ham It Up v1.2, v1.3, and later versions |
Key Features
- 0.5PPM Frequency Stability: Maintains accuracy within 62.5Hz at 125MHz across full temperature operating range, ensuring consistent receiver calibration and frequency measurement precision
- Temperature-Compensated Design: Integrated temperature sensor and analog compensation circuit automatically adjusts oscillator frequency to eliminate thermal drift effects
- Drop-In Module Replacement: Direct replacement for standard oscillator in Ham It Up v1.2 and later versions with no additional calibration or component modifications required
- Laboratory-Grade Performance: Achieves frequency stability comparable to benchtop frequency standards, enabling traceable frequency measurements and accurate transverter alignment
- Wide Operating Temperature Range: Maintains specified accuracy from -10C to +60C, suitable for both laboratory and field deployment scenarios
- Low Phase Noise: Superior phase noise characteristics reduce receiver noise floor and improve weak signal detection capability
Applications and Use Cases
- Amateur Radio Transverter Systems: Provides stable 125MHz reference for accurate frequency conversion in 2-meter, 70-centimeter, and microwave band transverters, ensuring precise frequency alignment and repeater offset accuracy
- Software Defined Radio (SDR) Upconversion: Delivers stable local oscillator signal for SDR upconverters used in HF reception, enabling accurate frequency calibration and reliable frequency-dependent signal processing
- RF Measurement and Calibration: Serves as precision frequency reference for frequency counter calibration, spectrum analyzer tuning, and RF test equipment alignment in amateur radio laboratories
- Weak Signal Reception: Improves receiver performance in moonbounce (EME), meteor scatter, and other weak signal modes by reducing local oscillator phase noise and maintaining stable frequency during extended reception sessions
- Frequency-Dependent Analysis: Enables accurate frequency measurement for antenna resonance testing, filter characterization, and RF circuit troubleshooting requiring calibrated frequency reference
How to Use
Installation of the Ham It Up TCXO upgrade module requires removing your existing Ham It Up unit from service and accessing the oscillator module location on the PCB. Carefully desolder the original oscillator module using appropriate desoldering techniques such as solder wick or desoldering braid to avoid damage to surrounding components and PCB traces. Clean the PCB pads thoroughly with isopropyl alcohol and a soft brush to remove solder residue. Position the new TCXO module carefully on the pads, ensuring proper alignment with the PCB footprint and component orientation markings.
Solder the TCXO module using a fine-tip soldering iron at 350-375C, applying solder to each pad connection with controlled heat to avoid thermal stress on the module. Allow adequate cooling time before handling. Once installed, reassemble your Ham It Up unit and power it on. The module requires no additional calibration or setup procedures. Verify proper operation by monitoring frequency stability over a 30-minute warm-up period using a frequency counter or SDR software, confirming that frequency drift is minimal and within specification. For users unfamiliar with component-level soldering, professional installation services are available through authorized service centers.
Frequently Asked Questions
What is the difference between a TCXO and a standard crystal oscillator?
A standard crystal oscillator exhibits frequency drift of 5-10PPM or more as temperature changes, causing gradual frequency shift during extended use. A Temperature-Compensated Crystal Oscillator (TCXO) incorporates a precision temperature sensor and analog compensation circuit that actively adjusts the oscillator frequency to counteract thermal effects. This maintains frequency accuracy within 0.5PPM across the operating temperature range. For amateur radio applications, this means your upconverter frequency remains stable and accurate whether operating in cold outdoor conditions or warm indoor environments, eliminating the need for frequent frequency recalibration.
Will the TCXO module improve my receiver sensitivity?
The TCXO module improves receiver performance through reduced phase noise rather than direct sensitivity improvement. Lower phase noise from the stable local oscillator reduces the receiver noise floor, making weak signals more detectable and improving the signal-to-noise ratio for marginal reception conditions. Additionally, the stable frequency reference eliminates frequency drift that can cause loss of weak signals during extended reception sessions. For weak signal modes like moonbounce and meteor scatter, these improvements translate to measurable enhancement in receiving capability.
Is the TCXO module compatible with all Ham It Up versions?
The TCXO module is compatible with Ham It Up v1.2, v1.3, and all later versions. Earlier versions (v1.0 and v1.1) have different PCB layouts and oscillator footprints, making direct installation impossible. If you own an earlier version, contact our technical support team for compatibility assessment and potential upgrade path options. Always verify your Ham It Up version number before ordering to ensure compatibility with your specific hardware revision.
How long does the TCXO module take to stabilize after power-on?
The TCXO module typically reaches frequency stability within 5-10 minutes after power application, with the majority of stabilization occurring in the first 3 minutes. For critical frequency-dependent measurements, allow a 30-minute warm-up period to ensure the module reaches thermal equilibrium and achieves specified 0.5PPM accuracy. During the warm-up period, frequency drift is normal and expected as the internal compensation circuit adjusts to operating temperature.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Tech Depot
- Genuine Products: Sourced directly from authorized distributors with authentication
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- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
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- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Ham It Up - 125MHz 0.5PPM TCXO Upgrade Module for Ham It Up v1.2+ Online in India
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