Signal Processors

BUC 102

Two Channel Audio BUC - Balanced and Unbalanced Converter

Features

Inputs: Captive screw connectors

Outputs: Captive screw connectors

Provides signal matching between unbalanced and balanced audio equipment

— The BUC 102 enables correct interfacing of consumer and professional equipment with proper gain offsets.

Audio line driver — Active, op amp-based circuitry provides wide frequency response, low noise, immunity to interference - EMI, and the ability to drive signals over long cables.

Allows transmission of balanced audio signals up to 1000' through Extron STP20 cable

Gain control for each channel with a wide adjustment range from -80 dB to

+20 dB — Two front panel rotary trim pots provide level adjustment for each input.

Gain compensation switch for interfacing between professional A/V systems

Rack-mountable 1U, one-eighth rack width metal enclosure

External universal power supply included, part # 70-055-01 — Provides worldwide power compatibility.

DESCRIPTION

The Extron BUC 102 Balanced and Unbalanced Audio Converter provides signal matching between unbalanced and balanced audio equipment. In addition to serving as an interface between professional A/V systems and consumer products, the BUC 102 is a high-quality line driver for sending and receiving audio signals over long distances.

Inputs and outputs for the BUC 102 are on captive screw connectors. User controls include variable gain adjustments and a gain compensation switch to maintain consistency between consumer and professional audio levels. Part of the VersaTools® line of small, economical, integrator friendly products, the BUC 102 is housed in a 1U, one-eighth rack width metal enclosure.

Audio input

Number / Signal type

1 set of stereo, balanced/unbalanced

Connectors

(1) 3.5 mm captive screw connector, 5 pole

Impedance

>20k ohms unbalanced, 40k ohms balanced, DC coupled

Nominal level

-10 dBV (316 mVrms) or +4 dBu (1.23 Vrms)

Maximum level

+20 dBu (7.75 Vrms), balanced or unbalanced, at 1%THD+N, 0 dB gain

NOTE: 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu.

Audio output

 

Number / Signal type

1 set of stereo, balanced/unbalanced

Connectors

(1) 3.5 mm captive screw connector, 5 pole

Impedance

50 ohms unbalanced, 100 ohms balanced

Gain error

±0.5 dB channel to channel

Nominal level

-10 dBV (316 mVrms) or +4dBu (1.23 Vrms)

Maximum level (Hi-Z)

>+25 dBu (13.78 Vrms), balanced, at 1%THD+N with 100k ohm load

Maximum level (600 ohm)

>+18 dBu (6.16 Vrms), balanced, at 1%THD+N

 

(The level of an unbalanced signal will be 6 dB lower.)

General

 

External power supply

100 VAC to 240 VAC, 50/60 Hz, 5 watts, external, universal; to 12 VDC,

 

1 A, regulated

Power input requirements

12 VDC, 0.2 A

Temperature / Humidity

Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing

 

Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing

Rack mount

Yes, with optional rack shelves (See optional accessories)

Enclosure type

Metal

Enclosure dimensions

1.7" H x 2.2" W x 3.0" D (1U high, one-eighth rack wide)

 

4.3 cm H x 5.6 cm W x 7.6 cm D (Depth excludes connectors.)

Product / Shipping weight

0.2 lbs (0.1 kg) / 2 lbs (1 kg)

Vibration

ISTA 1A in carton (International Safe Transit Association)

Listings / Compliances

UL, CUL / CE, FCC Class A, VCCI, AS / NZS, ICES

MTBF

30,000 hours

Warranty

3 years parts and labor

NOTE: All nominal levels are at ±10%, and all specifications are tested at unity gain unless otherwise noted. Specifications are subject to change without notice.

 

 

 

 

 

 

 

 

 

 

 

 

Extron

 

 

 

 

 

 

 

 

 

 

 

 

BUC 102

 

 

 

 

 

 

 

 

 

 

 

 

Balanced/Unbalanced

 

 

 

 

 

 

N

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INPU

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Audio Converter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

102

B

 

 

 

 

 

 

 

BU

C

 

 

 

R

 

 

BAL

 

 

BA

L

 

L

 

 

ARE

 

 

 

 

DIO

 

 

 

 

 

SP

 

 

 

AUL/UNRTER

 

 

 

 

ON

 

 

 

BANVE

 

 

 

 

 

R

 

 

 

 

CO

 

 

 

 

 

 

1

2

UNBA

L

 

PO

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PUTS

 

 

 

 

MAX

 

 

 

 

OUT

 

 

 

12V

 

 

 

L

 

 

 

 

0

.2A

 

 

 

 

UNBA

 

 

 

 

 

 

 

 

 

 

BAL/

 

 

 

 

 

 

 

SPECIFICATIONS

Audio

Gain.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unity (0 dB) when the BUC 102 is set to the default gain adjustment and the DIP switch is set to match the output wiring.

DIP Switch Setting

Output Wiring

 

Unbalanced

Balanced

Unbalanced

0 dB

+6 dB

Balanced

-6 dB

0 dB

Gain adjustment range.. . . . . . . . . Mute to +20 dB, when DIP switch is set to match the output wiring Frequency response.. . . . . . . . . . . . 20 Hz to 20 kHz, <±0.15 dB

THD + Noise. . . . . . . . . . . . . . . . . . . . . . 0.05% @ 1 kHz at nominal level

S/N.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >90 dB, balanced, at maximum output, unweighted Stereo channel separation. . . . . >80 dB @ 1 kHz, >60 dB @ 20 kHz

CMRR.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >72 dB @ 20 Hz to 20 kHz

Unbalanced

Balanced

Extron

 

 

300' STP 22

 

Dual Audio/

 

Control Cable

DVD

Extron

 

HPA 502

 

 

Half Rack Power

 

 

Amplifer

Extron

 

 

SI 28

 

 

Surface-Mount

 

 

Speakers

 

Model

VERSION DESCRIPTION

 

 

PART #

 

BUC 102

Balanced-Unbalanced Audio Converter

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . .

60-651-01

 

 

Optional Accessories

Model DESCRIPTION

 

page

PART #

 

RSU 129

1U 9.5" Deep Universal Rack Shelf Kit

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

page 819

60-190-01

 

 

RSF 123

1U 3.5" Deep VersaTools® Rack Shelf Kit

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

page 818

60-190-20

 

 

MBU 123

VersaTools® Mini Under-Desk Mount Kit

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

page 815

70-212-01

 

 

PMK 100

One VersaTools®, 1/4 Rack Width Mini Projector Mounting Kit

page 813

70-217-01

 

 

MBB 100

VersaTools® Back of Rack Mounting Kit

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

page 817

70-367-01

 

670

 

 

 

 

 

 

 

USA West

USA East

 

www.extron.com

 

 

 

 

 

+1.714.491.1500 / +800.633.9876

+1.919.863.1794 / +800.633.9876

 

© 2008 Extron Electronics. All rights reserved.

 

 

+1.714.491.1517 FAX

+1.919.863.1797 FAX

 

Pricing and specifications may change without notice.

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Extron electronic BUC 102 specifications Features, Description, Specifications, Model

BUC 102 specifications

The Extron BUC 102 is a cutting-edge, high-performance single-channel block upconverter designed to enhance the capabilities of AV systems in various professional environments. This device is particularly valuable in applications such as broadcast studios, post-production facilities, and live event production, where the seamless integration of different signal types is critical for optimal performance.

One of the main features of the BUC 102 is its ability to convert baseband video signals to a high-frequency RF output. This is achieved through advanced digital signal processing technology, which ensures remarkable image quality while minimizing distortion and noise. The unit supports various input formats, including SDI (Serial Digital Interface), Component, and Composite video, making it highly versatile for diverse AV setups.

The Extron BUC 102 also includes an automatic input detection feature. This technology allows the device to recognize and lock onto the input signal format without manual intervention, streamlining the setup process and reducing the chance for errors during live production. This is particularly beneficial in dynamic environments where signal configurations may frequently change.

Further enhancing its utility, the BUC 102 supports a range of output frequencies, allowing users to tailor the output to specific transmission requirements. This flexibility is crucial in ensuring compatibility with different transmission systems, particularly in environments that require integration with satellite communications or cable distribution networks.

Additionally, the BUC 102 is equipped with comprehensive monitoring and diagnostic capabilities. The front panel includes LED indicators that provide real-time feedback on power status, input detection, output frequency, and signal integrity. This makes it easier for operators to assess system performance and implement adjustments as necessary.

The device is designed with reliability in mind, featuring rugged construction that can withstand the demands of professional environments. Its compact form factor allows for easy installation in various rack-mounted setups, maximizing space efficiency without compromising on performance.

Overall, the Extron BUC 102 stands out as a versatile and reliable solution for AV professionals looking to efficiently manage their signal routing and conversion needs. Its robust feature set, combined with advanced technologies, positions it as an essential tool for achieving high-quality audio-visual output in any demanding application. Whether for live events or broadcast environments, the BUC 102 delivers performance and reliability that professionals can trust.