Uncompromising Signal Fidelity from DC to High Frequencies. Our DC Coupled Amplifiers are precision-engineered for applications requiring absolute signal integrity without the low-frequency roll-off typical of AC-coupled designs. By providing a flat response from 0 Hz (DC) to 50 GHz, these amplifiers ensure accurate reproduction of complex waveforms, pulses, and baseband signals.
Optimized for high-speed digital testing, particle physics research, and precision laboratory instrumentation, our DC coupled solutions deliver minimal group delay and exceptional DC offset stability. Whether you are driving high-speed modulators or performing time-domain measurements, our amplifiers provide the transparency and power your system demands.
| HD P/N | Frequency (MHz) | Gain (dB) | P1 (dBm) | IP3 (dBm) | VSWR (input/output) | Volt | mA | |
| HD26396 | 0-75 | 20 | 14 | 25 | 1.12/1.15 | 12 | - | Download |
| HD27191 | DC-2000 | 8 | 11 | -25dB | =+/-12V | =+/-45 | Download | |
| HD27192 | DC-1500 | 14 | -23dB | =+/-12 | Download | |||
| HD24680 | 0-40 | 23 | 14 | 24 | 1.10/1.15 | 12 | 45 | Download |
| HD24681 | 0-17 | 30 | 25 | 1.12/1.15 | Download |
RF Components specializes in custom DC Coupled Amplifier engineering designed for high-precision commercial, laboratory, and aerospace applications. With decades of RF and microwave expertise, we deliver reliable, high-performance solutions tailored to your exact signal-processing environment, ensuring perfect reproduction of complex baseband waveforms.
We design DC coupled amplifiers for extreme operating conditions where precision is paramount. Our solutions focus on minimizing DC offset drift and ensuring linear phase response across the entire bandwidth. This provides consistent, stable gain and long-term reliability even in high-temperature or thermally volatile environments.
Our custom form-factor solutions include hermetically sealed packages, optimized connector placement, and high-density SMT modules. Designs are engineered to meet tight SWaP (Size, Weight, and Power) constraints without compromising the signal integrity or high-speed performance required for advanced instrumentation.
When selecting a DC Coupled Amplifier, the primary metric is DC Offset Stability and Settling Time. Because these amplifiers operate down to 0 Hz, any internal voltage drift can be amplified along with your signal. For precision instrumentation and high-speed digital pulse amplification, maintaining a near-zero DC offset is critical for accuracy.
Lead RF Architect
Global Aerospace Prime
Senior Test Engineer
Semiconductor Testing Services
Director of Operations
Telecommunications Infrastructure Co.
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