Calibration frequency depends on the criticality of measurements, but typically once every 12 months (annually) is recommended for analog signal processing equipment, or as specified in your quality management procedures.

Krohn-Hite 38 Calibration
Your Krohn-Hite 38 Doesn’t Need Guesswork.
It Needs Calibration — Without the Runaround.
Your organization trusts the Krohn-Hite 38 Low/High Pass Filter Card to tell you the truth.
So why accept a calibration sourcing process built on phone tag, vague quotes, and one‑size‑fits‑all labs?
Rogue Calibration flips that model.
We don’t calibrate your equipment.
We put calibration providers in competition for your business.
What That Means for You
- Access to calibration labs experienced with Krohn-Hite instruments
- Accredited and traceable calibration options
- Documentation suitable for ISO, FDA, and regulated environments
- Clear turnaround times and transparent pricing
- Control to choose the provider that fits your needs and timeline
Whether you’re managing a single Krohn-Hite 38 calibration or coordinating multiple instruments and locations, Rogue Calibration helps you eliminate guesswork, reduce downtime, and source calibration with confidence.
Better options. Better data. Better calibration sourcing.
Our partners provide traceable electrical calibration services to help ensure measurement accuracy, compliance, and continued usability of your equipment.
Quick Overview
- What it is: Plug-in analog filter card for Krohn-Hite mainframes (e.g., 3900/3940).
- Typical use: Creation of custom low-pass or high-pass filtering solutions for laboratory and industrial signal processing.
- Status: Discontinued/Obsolete (no longer in production, available as spare/legacy part).
The Krohn-Hite 38 Low/High Pass Filter Card is built for precision—but precision only matters if the calibration is done right. Expert calibration ensures it is tested against traceable standards, adjusted correctly, and proven accurate where it counts. No shortcuts. No guesses.
When safety, compliance, and real‑world decisions are on the line, professional calibration is the difference between trusting your readings and hoping they’re right.


Who is Rogue Calibration?
Built for speed, clarity, and real-world use, Rogue brings a modern approach to a process that hasn’t changed in decades. We're about simplicity... because we know this space and we have the tools to solve this problem We're results-obsessed.
We focus on: Clear requests, Connections with trusted providers, Better outcomes for both sides.
www.roguecalibration.com
Calibration Without the Bureaucracy
Finding Krohn-Hite 38 calibration can mean multiple calls, slow quotes, and inflexible pricing.
Rogue Calibration simplifies the process.
You submit one request. Qualified calibration providers respond with real options.
You decide who earns the work.

Calibration Services for Equipment Owners
Rogue Calibration simplifies calibration sourcing for equipment owners by acting as a single point of entry to a network of qualified calibration service providers. Instead of chasing labs, owners submit one request and receive competitive options for pricing, turnaround, and capability—then choose the provider that fits their needs.
No markups, no lock‑in, just a faster, more transparent way to get critical equipment calibrated.
Product Information
- Manufacturer: Krohn-Hite
- Model Number: 38
- Model Details: The Krohn-Hite 38 is a plug-in filter card designed for use in Krohn-Hite modular filter systems, providing either low-pass or high-pass filtering functions required for precise electronic signal conditioning.
- Category: Low/High Pass Filter Card
- Calibration Discipline: · Electrical Calibration· RF & Microwave Calibration (if used with RF applications)· Voltmeter & Voltage Reference Calibration Lab Services (for calibration of signal accuracy)
Request Calibration for Your Krohn-Hite 38 Low/High Pass Filter Card
If your Krohn-Hite 38 Low/High Pass Filter Card is due for calibration, start in minutes.
Submit your request with Rogue Calibration and let qualified calibration service providers compete for your business — so you can choose with confidence.
Request a Calibration Quote Now
