GI-7B Tube Amplifier for 144-146 MHz (2-Meter Band)
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GI-7B Tube Linear Power Amplifier for 144-146 MHz (2m Band)
Boost your VHF station performance with this high-performance linear power amplifier for the 2-meter band. Built around the robust GI-7B (GU-7B) pulsed triode, this amplifier is expertly engineered to provide a substantial increase in output power, helping you achieve long-range DX contacts and maintain clear communications even in challenging conditions.
Technical Specifications
| Tube Type | GI-7B (GU-7B) Triode |
| Frequency Range | 144–146 MHz (2-meter band) |
| Input Power (Pin) | 30 Watts |
| Output Power (Pout) | 200 Watts |
| Application | SSB, CW, and Digital Modes (FT8) |
Key Features
- High-Performance GI-7B Triode: Delivers reliable, powerful, and stable performance with excellent signal linearity.
- VHF-Optimized Circuitry: The RF stage is precisely tuned for the 144–146 MHz amateur radio band, ensuring maximum efficiency and minimal signal loss.
- Stable Output: Capable of delivering a solid 200W output, making it ideal for competitive DXing and weak-signal work.
- Built for Radio Amateurs: A perfect choice for enthusiasts looking to enhance their station with classic, time-tested vacuum tube technology.
Why Choose Our GI-7B VHF Amplifier?
This amplifier combines proven vacuum tube technology with a professional design. Every unit is constructed to produce a clean, stable, and powerful signal every time. Whether you are operating from a home station or a portable setup, this 2-meter band tube amplifier provides the necessary gain to elevate your amateur radio experience.