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LACKLAND AIR FORCE BASE, TEXAS: Craig Miller, a medical videographer at Wilford Hall Medical Center on the grounds of the Lackland Air Force Base just outside of San Antonio, has a demanding yet noble job: to capture the sights and sounds
of surgeries for military hospital instructional videos.
Working closely with some of the U.S. military's most distinguished surgeons in the Medical Multimedia Flagship, Miller daily records both audio and video of the latest surgical processes, which is then compiled to train others stationed in Air Force hospitals worldwide.
Miller insists that for the longest time, his department possessed a very
capable video system, yet the quality of his audio gathering tools was lacking to the point of his perpetual embarrassment. "The equipment that I was provided was never up to par with what these doctors expected from a
professional organization," explains Miller. "I've had wireless audio
equipment that just wasn't reliable, and would have to make 'workarounds'
for things just to function. I literally had a junk drawer full of wireless
mics that we used. It was like using a 500 horsepower dragster in the Avid
system, and then my audio system was like using training wheels on it.
Doctors would ask, 'What do you mean you have a $164,000 Avid system? And
the audio sounds like this?' I finally said, 'That's it, I'm not going to
skimp anymore.'"
After doing a bit of research, Miller discovered Lectrosonics wireless audio
systems. "I called Lectrosonics to find out why their equipment has such
a
good reputation and learned a lot about their stellar manufacturing
process," he recalls. Soon after, he purchased a bevy of aluminum-housed
Lectrosonics products: the UCR201 Compact UHF Receiver, UCR411A Digital
Hybrid Wireless(tm) compact receiver, UM200C wideband UHF belt-pack
transmitter, and the UM400 Digital Hybrid Wireless UHF belt-pack
transmitter, which, says Miller, is still on back order. He can hardly wait
to get it. "I have the other models, but the UM400 is going to be my baby.
Now I have equipment that's better than what 'combat camera' gets; it's so
rugged that it could go off to war, if need be."
Along with his new Lectrosonics wireless microphone equipment, Miller's
audio and video rig features Canon GL1-S cameras for location video
recording, dual Avid Media Composer systems, and an analog Mackie mixer for
his productions' dialogue-only audio tracks. "We'll incorporate the
Lectrosonics equipment into our in-house recording setup, too," insists
Miller. "I'm going to use it for everything."
The compact UCR201 receiver is designed for use in camera-mounted
applications for field production and location recording, and is compatible
with all 200 Series transmitters. The UCR201 offers 256 selectable
frequencies over a 25.6 MHz bandwidth in standard frequency blocks in 25 MHz
steps from 537.600 to 742.200 MHz. Other features include microprocessor
control, balanced XLR output, and a multi-function LCD display for audio
level, antenna phase, frequency, and a graphic RF spectrum analyzer.

Wilford Hall Medical Center, Lackland Air Force
Base, San Antonio, Texas purchased Lectrosonics wireless audio systems to work
in conjunction with an Avid video system for the instructional surgical videos.
The UCR411A is also designed for field and location use, and offers all adjustments
from its front panel, making it a perfect choice for use in portable, rack-mount
carriers. Lectrosonics' patent-pending Digital Hybrid Wireless(tm) technology
is used in the UCR411A, which also features 256 selectable frequencies, auto-tracking
front-end filters, DSP-based pilot tone, a backlit LCD display, balanced XLR
output, and compatibility modes for use with analog transmitters including those
from the 200 Series.
The UM200C is a 100mW UHF transmitter incorporating a circulator/isolator
and is ideal for use in environments where television and radio broadcast
equipment can cause frequency coordination problems. The UM200C features 256
frequencies selected in 100kHz steps, dual LEDs, a variable low-frequency
roll-off adjustment, wide-range input limiting, and a dual-band compandor.
Built for use with Digital Hybrid Wireless(tm) receivers, the UM400 offers
256 synthesized UHF frequencies, dual envelope input limiter, dual bicolor
LEDs for level checking and mode indication, a circulator/isolator output
stage, adjustable frequency roll-off, DSP-based pilot-tone signal, and a big
100mW of output power.
Miller's work on surgical videos places him in demanding environments where
there simply isn't a second take. As a result, he simply cannot worry about
whether his audio system is working properly. With his new Lectrosonics
wireless microphone setup, substandard audio 'cleanups' and making do are no
longer the standard for Miller.
"The quality of the audio is very important in the narrative aspect when
the
doctor puts the video together," Miller explains. "Before, I would
have to
use the equalizer built into the Avid system to get the sound to an
acceptable level. But even then, it really never got there. It never had the
quietness or dynamic range that the Lectrosonics equipment provides. Now,
the people we record will be more confident. They are rarely speakers and
often shy away from the microphone. When I tell them that this is a piece of
equipment that will get their message across, which in turn teaches them to
save lives over in the war, they're going to feel a lot more confident and
sound a whole lot better."
Since its formation in 1971, Lectrosonics has grown to become a premier firm
specializing in the design and creation of professional audio technologies.
Alongside creating audio processing gear such as the DM Series, Lectrosonics
is a leading innovator of wireless audio technology with many professionals
as ardent fans within the broadcasting, motion picture, and television
industries.
www.lectrosonics.com
Lectrosonics wireless gear captions the audio for
medical instructional videos at Wilford Hall Medical at Lackland Air Force Base.