Chapter 1
AV Terminology
page
1
Hi Fidelity Audio, Monophonic Audio
Stereo Audio, Multi-channel Surround Sound
NTSC, ATSC, HDTV, UltraHDTV,
ATSC 3.0 NextGenTV, 8K UltraHDTV
page 2
Multi-channel Mini History -- Fantasia
Cinerama, The Robe in Cinemascope
Dolby, DVD, LaserDisc, Blu-ray,
Dolby Atmos, DTSX
page
3
Surround Sound Formats
Analog Surround
Dolby Surround, Dolby Pro Logic
Digital
Surround
Dolby Digital 5.1, 6.1, 7.1 ProLogic II, ProLogic IIx
DTS
5.1, 6.1, 7.1, DTS EX 6.1 & 7.1
Blu-ray
Lossless DTS Master Audio, Dolby HD
Lossy
DTS HD, Dolby Digital Plus
Immersive
Dolby ATMOS, DTS-X
Chapter 2
AV Physics
page
1
The Wave, Surfs Up
page
2
Acoustical Energy of Sound
Wavelength, Amplitude, Frequency
Subjective response, Loudness
page
3
Electromagnetic Energy
Electromagnetic spectrum
Visible light
Wavelength, RGB, frequency
Amplitude, intensity, Luminance, Lumen
Subjective intensity
Scotopic, Photopic
Invisible
radio
Frequency, Wavelength, Amplitude
Subjective response?
page
4
Did you hear that? .... The Ear
See the waves .... The Eye
Chapter 3
Sound Reproduction
page
1
The Microphone and the Speaker
Dynamic Mic, Ribbon Mic,
Condenser Mic, Piezoelectric Mic
Dynamic Speaker, Ribbon Speaker,
Electrostatic Speaker, Piezoelectric Tweeter
page 2
1982 Digital Audio Launch
The Compact Disc
page
3
The 21st Digital Century
Simple?
File & Formats, Uncompressed Audio, Compressed Audio
Lossless, Lossy, Masking.
The 20th Analog Century
Vinyl LP Record, Magnetic Tape
page 4
Broadcast Radio AM/FM
Audio Standards
Frequency Response, Harmonic
Distortion, Signal to Noise Ratio
Chapter 4
Video Reproduction
page
1
The view from the mind's eye.
Pixel array, Sequence of stills,
Red-Green-Blue
The TV camera,
Charged-Coupled-Device
page
2
Analog NTSC Color Television .... still relevant
NTSC Color, The Eye & TV math
Component Video, Composite Video
RGBHV, NTSC Broadcast.
RGBHV, digital broadcast,
MPEG, ATSC 8VSB, QAM
MPEG2, MPEG4, HEVC H.265, VCC
H.266.
Satellite TV Distribution
IPTV Streaming
page 4
Home Video History
CBS NBC ABC HBO ESPN
The VCR, LaserDisc
Home Theater
DVD, Video Streaming, Blu-ray
NextGenTV, 5G
page
5
The TV part 1
The Expired - The CRT, Rear
Projection, Plasma
The Waning - LCD TV, Back Lighting, Quantum Dot Fix, Mini LED
Back Lighting
Plus - Home Theater Projectors -- LCD, DLP, LCOS, & Laser
Lit.
page
6
The TV part 2
Light Emitting Diode (LED) Television
The Old Diode,
Electroluminescence
OLED, IOLED
AMOLED, Super AMOLED, WOLED
QD-LED, Micro-LED, QNED.
page 7
Television Resolution
Analog NTSC
Digital SDTV, EDTV, HDTV
UltraHDTV, DCI 4K, 8K UltraHDTV
UltraHD Prerequisites - HDMI, HDCP, MPEG + HDR option.
Video Scaling
page
8
Brightness, Luminance, & Color
The Lumen, Peak Lumen,
ANSI Lumen, Foot Lambert, Nit
Grayscale, Contrast Ratio, Dynamic Contrast
Color temperature, CIE color, Color Space
Color gamut, Color Volume
x.v Color, Deep Color, WCG, DCI P3
Gamma, EOTF
page 9
The UltraHD/UHD-8K HDR-WGC-HDMI Pipeline
High Dynamic Range (HDR) & Wide Color Gamut (WCG)
HDR Formats:
HDR10, Dolby Vision, Dolby Vision IQ, HGL
HDR10+, SL-HDR1, SL-HDR2, SL-HDR3
HDMI Versions 1.2 to 2.1a
The Gorilla in the Screen
page 10
Loose Ends
Movie screen aspect ratios
Widescreen 1.85:1,
Anamorphic widescreen 2.35:1 or 2.39:1
Digital Cinema Initiative
Digital Cinema Package
Digital TV Aspect Ratio - 1.78:1 or 16:9
Goose-bump difference ....
Projector 'constant height processor'
and 'vertical screen masking'
Land of forgotten buzzwords:
3:2 pull down, LCD 120Hz &
240Hz
Judder, Back-light scanning
600Hz sub-field-drive, 250Hz focus-field-drive
Chapter 5
The AV System Sequence
The Sequence - Conform or Perish
Source, Preamp, Amplifier, Speaker, and or TV/projector
page 2
Alternate route - The record loop
The Record Loop Tape Monitor
The 3rd head, Silent & Confused
Record Loop Processing Options
Multi-room Multi-source.
page 3
Cable and Interconnects
Noise
Resonance
Resistance, inductance, capacitance
Reactance,
Solutions and the important point
page 4
Plugs and Jacks
HDMI Type-A,
5-way binding post, banana
single-ended RCA
Toslink
RJ-45
F-Type
USB Type-A
XLR
HDMI Type-C
fiber optic options
Blue-tooth APTx, APTxHD, APTxAdaptive
Chapter 6
The Room, Speaker, & TV
Digital is the buzz, But analog rules
page 2
The Room,
Room dimensions
Room modes & harmonics,
Room modes & speaker placement
page 3
The Room Continued
House of mirrors, First reflections
Uninvited Noise
page 4
The Speaker
Speaker Facts
Speaker & Listener Placement
Front left/right & The Sweet Spot
page 5
The Speaker Continued
Home Theater Surround Sound
Center speaker placement, rear speaker placement
Subwoofer Placement, Calibration
page 6
The TV
Room Lighting, Room Color
How far should you sit from the screen?
Loose ends, QED.
Chapter 7
An Acoustical Strategy For A Small Room
page 1
The acoustical small room is your room.
Acoustical distortion, room modes, specular reflections, noise
page 2
The Four Acoustical Regions of a Small Room
Region #1 long wavelengths - tactics
Region #2 dominated by room modes
- tactics
Peaks/nulls, Speaker Placement
Tangential and Oblique Modes
page 3
Tactics for the 2nd Region
Dimensions and ratios, room mode analysis
Peak/null floor plan,
Mounkes speaker/listener placement
Stereo locations
Surround sound locations
page 4
Region #3 The Transition Zone
Tactics for the 3rd region.
Region #4 Short Wavelengths
Acoustical tactics for the 3rd & 4th regions
Noisy loose end, Conclusion.
Chapter Eight
Home Theater by Design
page 1
The Custom Design
page 2
THX / IMAX
page 3
High Fidelity
Chapter Nine
AV Sales Training
page 1
I know my song well before I start singing
Five decade observation
Objective, compass heading
The landscape, 4Ps of marketing
Personal 4P plan
page 2
A Sale in Five Steps, The given,
Meet & greet, qualify, recommend, close, follow up
page 3
Assess the Results
ToDoList, scorecard, stat sheet
page 4
The Sales Dashboard
page 5
Using the Dashboard
Chapter 10
AV Business & Marketing
page 1
Business is Straight Forward
Compass heading,
Survey national economy, local economy, competition.
Go or no-go.
page 2
Marketing
The 4Ps - place, product, price, promote
page 3
Implement, Assess, and Adjust
The Cycle
Macro audit, P&L, budget
Budget vs actual, inventory mgt
The balance sheet
Business ratios
Business oil pressure gauge
The business power supply spec
The balance owner's equity
page 4
Assess & Adjust continued
The micro audit, ToDoList
Stat counts, stat charts
Chart prescriptions
page 5
Using the Charts
Chart prescription example
page 6
Sales Forecast Calculation
page 7
Location Analysis 9 steps to place