Typically, calibration is recommended annually (every 12 months), or as specified by quality system requirements or manufacturer recommendations. If used in critical applications, more frequent calibration may be advisable.

Br�El & Kj�R 2660 Calibration Service
Why Br�El & Kj�R 2660 Owners Go Rogue for Calibration Sourcing
The Br�el & Kj�r 2660 Microphone Preamplifier is a workhorse tool — widely used, well understood, and absolutely critical when accuracy matters.
Finding the right calibration provider shouldn’t slow you down. Instead of searching lab directories or settling for the first option you find, Rogue Calibration does the heavy lifting for you, connecting you with qualified providers that meet your technical and quality requirement for Br�El & Kj�R 2660 calibration.
✓ Fair, competitive pricing
✓ Providers that actually know Br�El & Kj�R products
✓ Clear turnaround times
✓ Traceable calibration options
✓ Transparency before you commit
Rogue Calibration makes that happen by letting the market do what it does best.
Our partners provide traceable electrical calibration services to help ensure measurement accuracy, compliance, and continued usability of your equipment.
Quick Overview
- What it is: 1/2" microphone preamplifier for acoustic measurements
- Typical use: Amplifies microphone signals for sound level meters, analyzers, and data acquisition systems
- Status: Discontinued (largely replaced by newer models, limited availability as used/refurbished)
A Br�el & Kj�r 2660 Microphone Preamplifier doesn’t lie—but it will expose lazy calibration. High‑accuracy measurements demand calibration performed by technicians who understand the 2660, the specification limits, and the standards behind them.
Expert calibration verifies performance against traceable references, flags drift before it becomes failure and documents every adjustment. This isn’t box‑checking or sticker‑slapping. Its precision enforced. If your work depends on numbers you can defend, Rogue Calibration helps find the right calibration service provider for you.


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 Br�El & Kj�R 2660 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: Br�el & Kj�r
- Model Number: 2660
- Model Details: The Bruel & Kjaer 2660 is a high-quality 1/2-inch microphone preamplifier designed for accurate, low-noise signal amplification and conditioning of measurement microphones.
- Category: Microphone Preamplifier
- Calibration Discipline: · Electrical Calibration · Voltmeter & Voltage Reference Calibration Lab Services · Reference·Level Electrical Standard
Calibration — Without the Bureaucracy
Finding calibration for a Br�El & Kj�R Microphone Preamplifier usually means:
- Calling multiple labs
- Waiting days for quotes
- Getting “standard” pricing with zero flexibility
- Being pushed toward whoever answers first
Rogue Calibration cuts through all of that.
✓ You submit one request.
✓ We send it out to our network of calibration service providers.
✓ They respond — with real options.
You decide who earns the work.
