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Archive for May, 2007

31 May

Sigma Analog Exciter

The Harris analog has a Glitch in the video. It appears like light specks moving from left to right. It is?intermittent.
The suspect is the video module in Exciter at this time.
The other possibility is the flywheel sync circuit tipping the vertical interval there is a pot to adjust this.
The contact at Harris is Robert Spawn [...]

15 May

Com-study Freq search

LPTV frequency search.
+/- channel offset?only effects NTSC channels not DTV interference.
Scrub the deck of channel results as not all results are valid as some results may even be dismissed applications.
A result of interference 0.49% or less on new population is “workable”.
The DTV allotments are showing NTSC protection??????
DTV frequency

14 May

Studio Fluorescent Video Lighting

The most reasonable site and soulution I have found for these lights.
“With the arrival of Cool Lights, those wanting affordable, cool studio lighting will not have to go to the great lengths that Richard did to research, design, find parts, custom make sheet metal boxes, etc. in their quest for a reasonable alternative to tungsten [...]

11 May

CTN Engineers meeting 2007

Callaway Gardens
Callaway Gardens in Pine Mountain, Georgia, 60 minutes southwest of Atlanta and 30 minutes north of Columbus. Monday, April 30th.
Link to pictures

11 May

MCR Ideas

Monitor Wall:
Video clock to display in monitor wall. (basic computer)
Monitor lables with clear transparency printing and lights.
Larger preview monitor.
Remote power switch to shut off all monitors. (x10 system?)
Add Quincy Cable
Add Dish Network
Add local silence alarm
Computers:
Replace CRT monitors with LCD
Finish Ghz network
Server:
Add video DA’s (4x)
Add audio meter, video monitoring on outputs.
Program:
REPLACE TBC with better unit.

11 May

Video DA’s hot into server and router

The studio video?feed to the MCR room had a Kramer video DA that was putting out to hot a signal. The DA was bypassed and all is well… the magni 400?waveform does not show correct cal even with a test signal inserted! So that needs to be investigated.
More DA’s are needed with a video gain [...]

09 May

Studio Lighting Dimmer packs

The Strand Century now has 4 channels failed on dimmer pack 1 its most likely the control PCB.
The control PCB was rebuilt already on dimmer pack 2.
The Dimmers are scuduled to be we wired on may 21-22-23
Items needed are Wiring Tray and SO cord and Ground wire.
The studio grid map needs reworked

09 May

RFI AM radio SR 32.4 XLR Mic inputs

Hello I have a Mackie SR32.4 mixing Board.
Its about 7 years or less old SN.9M1811.
I get AM radio on Mic line inputs with a new double shield snake hooked up to sure SM58’s and sure Laples. The nearest AM transmitter is 4 miles or more. The RFI comes and goes depending on weather.Mackie has a [...]

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