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Approvals
FCC Statement
This device has been tested and found to comply with the limits for a class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
CE Declaration of Conformity
According to ISO/IEC Guide 22
Sound Devices, LLC
300 Wengel Drive
Reedsburg, WI 53959 USA
declares that the product, USBPre Microphone Preamplifier is in conformity with:
Document No. |
Description |
EN55103-1 (1997) |
Emissions standard for product family audio devices for professional
use |
EN55103-2 (1997) |
Immunity standard for product family audio devices for professional use |
EN55022 (1995)/
CISPR 22 (1997) |
Radiated and Conducted emissions, Class B |
EN61000-4-2 (1995)/
IEC1000-4-2 (1995) |
ESD – 6kV contact, 8kV air-discharge |
EN61000-4-3 (1995)/
IEC1000-4-3 (1995) |
Radiated RF Immunity, 10 V/m, 80% 1 kHz amplitude modulation |
EN61000-4-4 (1995)/
IEC1000-4-4 (1995) |
EFT/Burst, I/O lines, +/- .25 kV to +/- 1.0 kV |
EN61000-4-6 (1996)/
EC1000-4-6 (1996) |
Conducted RF Immunity, 10 V, 80% 1 kHz amplitude modulation |
Tested by L. S. Compliance, Inc. Cedarburg, Wisconsin
February 3, 1999
Matthew Anderson
Director of Engineering
Sound Devices, LLC
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