Jabra GN8050 User Manual

GN Netcom

If you use a headset for both telephone and computer, GN Netcom has you covered, with
the GN 8050-TCA. Not only does the GN 8050-TCA work with just about any phone with
a modular connector, it also plugs right into any Sound Blaster-compatible PC and lets you
switch between your phone and your computer with a single click. So it’s the perfect amplifier
for anyone who uses applications like computer-aided training or speech recognition.

And everything about the GN 8050-TCA showcases GN Netcom’s technology leadership.
With advanced features like Voice Switching to reduce background noise and maximize
speech recognition performance. Voice Compression for a consistent, user-friendly volume
level and top-of-the-line hearing protection. Our exclusive, user selectable battery-save
feature. Plus an online indicator option that conveniently doubles as a headset stand.

Yet for all these advances, the GN 8050-TCA is as easy to set up as it is to use.

• Easily switch from telephone to computer

• Universal plug-and-play compatibility

• Advanced hearing protection

• Headset/handset switch

• Sliding volume control and clickless mute switch

GN 8050-TCA

THE FIRST UNIVERSAL COMPUTER/TELEPHONE AMPLIFIER.

The GN 8050-TCA is designed to work with any GN Netcom brand
headset. For PC voice applications, we recommend using the following
models:

TELEPHONE

Transmit Specifications

Normal Output: -13 ± 3 dBV (transmit gain set to maximum)

GN 2120-NC

GN 2225

Frequency Response: 250 Hz ~ 6 kHz
Distortion: Less than 3%
Operating Current Range: 30 mA ~ 108 mA
Operating Terminal Voltage: 4 – 24 V DC Carbon, 1.85 V DC Electret
Polarity: Non-polarity sensitive
Voice Switching Threshold: 72 ± 3.5 dB SPL
Voice Switching Depth: 19 ± 3 dB
Voice Switching Attack Time: 10 ± 5 mS

GN 2100 Flex headsets, feature a flexible
boom and noise-canceling microphone.
Also available in binaural (GN 2125-NC).

405-FLEX-SF

GN 2200 Omega™ headsets deliver
professional performance at a surprising
price. Also available in monaural (GN 2220).

405-UNC-SF

Voice Switching Release Time: 200 ± 50 mS

Receive Specifications

Input Impedance: 300 ± 20%
Output Level: 87 dB SPL
Normal Volume Control Range: 32 ± 4 dB
Compression Threshold Level: -38 ± 3.5 dBV
Compression Attack Time: 10 ± 5 mS
Compression Release Time: 200 ± 50 mS
Compression Dynamic Range: 37 ± 3.5 dB
Frequency Response: 250 Hz ~ 6 kHz
Distortion: Less than 5%
Acoustic Limiting: < 112 dB SPL

The Profile SureFit™ headsets meet the demands of PC voice applications. Where
accuracy is most critical, nothing beats the performance of the Profile UNC SF, with the
most effective noise-canceling microphone in the industry. And every Profile SureFit model
gives you three interchangeable wearing styles—flexible earhook, earloop and headband.

ADP-II

OPG-1N

COMPUTER

Transmit Specifications

Fixed Output Level: -35.5 ± 3.5 dBV
Output Impedance: 600 Ω
Frequency Response: 200 Hz ~ 6 kHz

Receive Specifications

Output: 86 ± 3.5 dB SPL
Input Impedance: 5K
Computer Volume Control Range: 21 dB

General Specifications

The ADDvantage Plus has become the
industry standard, with its combination
of great sound, lasting comfort and
exceptional durability. Also available in
monaural (ADP-I).

Optima-G is the incredibly affordable
headset with great sound, great looks and
a light, low-profile design. Also available
in binaural (OPT-2N).

Operating Temperature: 0º - 50ºC
Safety Compliance: CUL 1950, OSHA
Housing Material: ABS
Host Phone Compatibility: Carbon, Electret, AT&T 700, 800

Power: 4-24 V DC in position "G"
Battery Life: > 2500 hours

Low Battery Indicator: 1.5 kHz Tone every 6 seconds
Computer Interface : Dual 3.5 mm Stereo Plugs

29 CFR 1910. 95, FCC Part 68

and Call Master V, VI

1.85 V DC Minimum in position "A"

Printed in USA.
04/01
GNI-215A

For more information:

GN Netcom, Inc.

77 Northeastern Blvd. Nashua NH 03062

1-800-826-4656 www.gnnetcom.com