Contact EnergyGuy LLC
I'm always interested in hearing from fellow amateur radio operators, electronics enthusiasts, and makers. Whether you have questions about a project, suggestions for improvements, or just want to discuss a technical problem, feel free to reach out.
Primary Contact:
merv@energyguy.com
I typically respond within 2-3 business days. For technical questions, please include:
- Specific project or topic you're asking about
- Relevant measurements, error messages, or test results
- What you've already tried (if troubleshooting)
Physical Address
EnergyGuy LLC
Mervyn Martin, Proprietor
Paradise, California 95969
United States
Note: This is a residential address. Please email before sending physical mail or packages.
Online Presence
Website
This website. Updated regularly with new projects and documentation.
GitHub
Source code, OpenSCAD designs, configuration files, and project documentation. All repositories are public and open source.
YouTube (Planned)
YouTube channel for project videos, restoration documentation, and tutorials coming in 2026.
Amateur Radio
Status: Studying for Technician license (exam scheduled May-June 2026)
Once licensed, I'll be active on:
- HF Bands: 20m, 40m, 80m (QRP CW and digital modes)
- VHF/UHF: 2m, 70cm (FM, digital)
- POTA: Parks on the Air activations (Northern California)
- Modes: CW (learning), FT8, PSK31, FM
Look for me on the air in summer 2026!
Business Inquiries
Print-on-Demand Designs
I offer custom 3D-printable designs through Shapeways and other print-on-demand services:
- Amateur radio station accessories
- Adaptive equipment (one-handed operation designs)
- Telegraph and vintage radio parts
- Darkroom equipment
Contact me for custom design work or licensing existing designs.
Consulting
Available for consulting on:
- Amateur radio station design and grounding
- SDR cluster configuration
- RF filter design
- Antenna modeling and optimization
- RFI troubleshooting
Rates are negotiable, especially for fellow veterans or those on fixed incomes.
Collaboration and Knowledge Sharing
I'm a strong believer in the amateur radio tradition of sharing knowledge and helping others. If you're working on something similar to my projects, I'm happy to:
- Answer technical questions
- Review your designs or measurements
- Share source files (OpenSCAD, KiCad, Python scripts)
- Collaborate on improvements to existing designs
All I ask is that you share your results and improvements back to the community.
Response Times
Email: 2-3 business days (sometimes faster)
Technical Questions: May take longer if testing or research is needed
Business Inquiries: 3-5 business days
Note on Availability: I'm a stroke survivor on a fixed income, so my response times may vary depending on health and other obligations. I appreciate your patience.
Project-Specific Questions
For questions about specific projects, please see these pages first:
- Station Grounding - Includes troubleshooting guide
- SDR Cluster - Setup and configuration notes
- RF Filters - Design calculations and measurements
- Neveready Battery - Assembly instructions and BOM
Many common questions are already answered in the project documentation.
Feedback and Suggestions
Found an error in my documentation? Have a suggestion for improvement? Please let me know!
I especially appreciate:
- Corrections to technical errors or measurements
- Suggestions for improving designs
- Reports of successful builds (with photos if you have them)
- Ideas for new projects or documentation
Privacy
I take privacy seriously:
- Email addresses are never shared or sold
- No mailing lists (unless you explicitly request updates)
- No tracking or analytics on this website
- Communications are confidential unless you give permission to share
Accessibility
If you have difficulty accessing any content on this site, please let me know. I'm committed to making technical information accessible to everyone, including those with visual impairments or other disabilities.
73 de Mervyn Martin
Merced, California
U.S. Navy Veteran (CTM, 1983-2004)