Wireless Microphones

1
Wireless Microphones
2
History of Sony Wireless

• Sony started in the wireless mic business in 1974
• Sony was first to introduce a PLL synthesized VHF
  system in 1983
• Sony was first to introduce a direct oscillation
  type PLL synthesized UHF System in 1989
• Sony was first to introduce a unique SAW filter
  design for wireless tuners in 1993
• Sony was first to introduce a slot in type tuner
  in 1995
• Sony was first to introduce a 42 channel
  simultaneous system with the WD-880 in 1996
• Sony was first to introduce a dual channel
  portable diversity tuner in 2000
• Sony introduced a rack-mount tuner system with
  remote IP control in 2002
• Sony introduced cost-effective UWP series UHF
  diversity wireless systems in 2003
• Sony introduced new UWP Series and WL-800 Series
  models expanding the line up in 2005

3
Sony Wireless Microphones

• Frequency Selection
• A suffix model numbers
• Include two TV channels
• 12 MHz bandwidth
• Selection of 94 frequencies
• Each with 125KHz bandwidth
• Almost all A models are discontinued
• B suffix model numbers
• Include four TV channels
• 24 MHz bandwidth
• Selection of 188 frequencies
• Each with 125KHz bandwidth

4
Sony Wireless Microphones

• WL-800 Series models have four UHF channel blocks
  
• Models designated (30/32)
• Contain UHF-TV channels 30, 31, 32 and 33
• Models designated (42/44)
• Contain UHF-TV channels 42, 43, 44 and 45
• Models designated (62/64)
• Contain UHF TV channels 62, 63, 64 and 65
• Models designated (66/68)
• Contain UHF-TV channels 66, 67, 68 and 69
• ? Every wireless model needs to have a channel
  specified

5
Sony Wireless Microphones

• UWP Series models have two UHF channel blocks
• Models designated (62/64)
• Contain UHF TV channels 62, 63, 64 and 65
• Models designated (66/68)
• Contain UHF-TV channels 66, 67, 68 and 69
• ? Every wireless model needs to have a channel
  specified

6
Wireless Frequency Spectrum Issues

• Wireless Mic Spectrum Story http//mixonline.com
  /mag/audio_hear_2/
• Background
• Today simultaneous analog and digital TV
  transmission
• Crowding the UHF-TV spectrum in major cities
• Congress Wireless Act, Bill passed in May 2006
• Actions FCC to implement Ch 2-51 unlicensed low
  power use
• Congress Wireless Act of 2007 (John Cary)
• Actions FCC to speed up implementation
• FCC UHF Spectrum Reallocation
• Ch 52-69 set for Jan 2009 - Some spectrum will be
  auctioned to the highest bidder
• Some will be used for dedicated emergency use
  (9-11)
• Some will be sold to wireless internet service
  providers
• Organizations petitioning the FCC
• Politicians are being swayed by big corporations
  (Intel, Microsoft, Verizon) to move quickly
  opening ch 2-51 spectrum for unlicensed low-power
  use to expand high speed internet in rural areas

7
Wireless Frequency Spectrum Issues

• Sonys Action Plan
• Introduce new WL-800 ch30/32 and ch42/44 models
• ENG (portable systems) already shipping
• Rack Mount Tuner base products will ship May 07
• Offer (charge basis) modification to existing
  WL-800 Series customers for Sony service to
  modify selected B-suffix models
• Respond to spectrum regulation changes once they
  are decided
• Continue to offer products according to current
  regulations
• Monitoring FCC related activities

8

Ch 30/32 and Ch 42/44 Support for Existing
Customers

• Customers who want Sony to modify select B
  suffix WL-800 series wireless (to ch 30/32 or ch
  42/44) can have Sony Service perform the required
  hardware modifications on a charge basis.
• Contact Sony Service Teaneck, NJ and refer to
  UPG-324 Frequency change service program
• Phone [phone]
• Service Manager Dominick Esolda

9
Ch 30/32 and Ch 42/44 Support for Existing
Customers
Model Number
Description
Modification Price
WRT-8B
Bodypack Transmitter
300.00
Bodypack Transmitter
WRT-822B
300.00
Handheld Transmitter
WRT-807B
300.00
Handheld Transmitter
WRT-847B
300.00
Portable Tuner
WRR-855B
400.00
Portable Tuner
WRR-861B
400.00

• Other existing WL-800 Series models (ones not
  included in the list above) cant be modified.
• This is because the unique parts needed are
  discontinued and no longer available.
• In this case, newly designed replacement models
  can be purchased in Ch 30/32 and Ch 42/44

10
Ch 30/32 and Ch 42/44 Tuner Base Products

• Model Ch Range Notes and Comments
• MB-8N Ch 62-69 Ch30/32 and Ch42/44 WRU-8N
  Modules wont work
• MB-8N/9F Ch 30-69 Accepts all WRU-8N Modules
  (30/32,42/44,62/64,66/66)
• MB-806A Ch 62-69 Ch30/32 and Ch42/44 WRU-806B
  Modules wont work
• MB-X6 Ch 30-69 Accepts all WRU-806B Models
  (30/32,42/44,62/64,66/66)
• AN-820A Ch 62-69 Only works with Ch 62/64 and Ch
  66/68 systems
• AN-820/9L Ch 30-45 Only works with Ch 30/32 and
  Ch 42/44 systems
• WD-850A Ch 62-69 Only works with Ch 62/64 and Ch
  66/68 systems
• WD-850/9F Ch 30-69 Works with MB tuner bases,
  channels 30 thru 69
• Notes
• Large tuner base systems requiring use of
  ch30/32 or ch42/44 along with ch62/64 or ch66/68
• ? Must use separate tuner bases and antennas.

11
WL-800 Frequency PLAN for Multi-Channel
12
WL-800 Frequency PLAN for Multi-Channel

Guard Band Requirements
Guard Band should be between adjacent bands
Width of Guard Band is wider than the adjacent
bands
U3032
U3436
U3840
U4244
U4648
U5052
U5456
U5860
U6264
U6668
16ch/ 24MHz
Guard Band
16ch/ 24MHz
Guard Band
16ch/ 24MHz
Guard Band
22ch/48MHz
Guard Band
U3032
U3436
U3840
U4244
U4648
U5052
U5456
U5860
U6264
U6668
Guard Band
16ch/ 24MHz
Guard Band
16ch/ 24MHz
Guard Band
16ch/ 24MHz
22ch/48MHz
Guard Band
U3032
U3436
U3840
U4244
U4648
U5052
U5456
U5860
U6264
U6668
22ch/48MHz
22ch/48MHz
22ch/48MHz
Guard Band
Guard Band
U3032
U3436
U3840
U4244
U4648
U5052
U5456
U5860
U6264
U6668
Guard Band
16ch/ 24MHz
Guard Band
16ch/ 24MHz
Guard Band
16ch/ 24MHz
16ch/ 24MHz
Guard Band
Not using
13
WL-800 Frequency PLAN for Multi-Channel

• 54 channel tuner base system using all channels

AN-820/9L
AN-820/9L
AN-820A
AN-820A
Cascade
WD-850/9F
WD-850/9F
WD-850/9F
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
MB-X6
(11x) WRU-806B66/68
(11x) WRU-806B62/64
(16x) WRU-806B42/44
(16x) WRU-806B30/32
14
WL-800 Frequency PLAN for Multi-Channel

• 54Ch Tuner Base equipment list

13U Rack Space Required
Model Quantity List price each List Price Total
AN-820A 2 232.00 464.00
AN-820//9L 2 232.00 464.00
WD-850/9F 3 1,850.00 5,550.00
MB-X6 10 800.00 8,000.00
WRU-806B30/32 16 550.00 8,800.00
WRU-806B42/44 16 550.00 8,800.00
WRU-806B62/64 11 550.00 6,050.00
WRU-806B66/68 11 550.00 6,050.00
List Price Total 45,178.00
15
Frequency Selection Tools

• Spectrum search websites
• www.FCCInfo.com
• www.tvradioworld.com

Search by City or Zip Code
Search by State
16
Frequency Selection Tools
Each Channel Block Document Includes a list of
188 frequency selections
SONY WIRELESS FREQUENCY/GROUP CHARTS
17
Frequency Selection Tools
Page 2 Includes Group Plans for Multi-Channel
Operation
18
22 Ch Plan
No. Channel Frequency
1 62-06 758.750
2 62-12 759.500
3 62-28 761.500
4 62-30 761.750
5 63-01 764.125
6 63-14 765.750
7 64-05 770.625
8 64-36 774.500
9 64-47 775.875
10 65-08 777.000
11 65-34 780.250
12 66-15 783.875
13 66-27 785.375
14 67-24 791.000
15 67-39 792.875
16 67-47 793.875
17 68-24 797.000
18 68-29 797.625
19 69-25 803.125
20 69-35 804.375
21 69-39 804.875
22 69-42 805.250

• Not part of Group Presets
• Keep this, you need it!

19
New Products for NAB 2007

• Digital Wireless Microphone System
• ECM-680S Stereo Shotgun Microphone
• ECM-388BC Vocal Headset Microphone
• XLR-1 Balanced Mic Input Adapter for PCM-D1
  Recorder
• Microphone and Camcorder Combo Charts

20
New! Digital Wireless System Overview

• Fully Digital System High performance
• 24 bit 48 kHz digital audio
• Total system spec106 dB dynamic range
• No Compander
• Dramatic overall improvement in sound quality
• Sony original codec
• Low latency with high quality sound and reliable
  operation
• Developed from the ground up for professional
  wireless audio
• Multi channel operation
• Up to 50 increase in of simultaneous systems
• Compared to existing analog wireless systems
• Easy system set-up
• TX and RX USB OTG (On the Go) keyboard connection
  
• Remote control - The new way of Wireless remote
  control
• Will be available in UHF-TV Ch 30/32 or Ch42/44

21
Digital Wireless Microphone System

• DWT-B01 Digital Wireless Transmitter
• Bodypack transmitter accepts Mic or Line input
• Selectable output power 1/10/50 mw
• Small size Slightly shorter then WRT-8B
• Battery life 4 Hr using AA (alkaline)
• Multi-channel operation up to 12ch / 6MHz
• Bodypack TX can be remotely controlled from RX
• Change frequency, mic gain, etc. remotely
• Tentative List Price 2,500.00
• Availability April 2008

22
Digital Wireless Microphone System

• DWR-S01D Digital Wireless Tuner
• Mount directly in
  camcorder slot
• The WORLDS FIRST 2ch slot-in receiver
• Optional adapter for use with existing camcorders
• Organic EL display
• Supports analog or AES3 digital audio output
• Tentative List Price 3,150.00
• Availability April 2008

23
Digital Wireless Microphone System

• WA- 01D Wireless Tuner Adaptor
• Facilitates mounting on camcorders or for mixer
  bag use
• 2ch AES3 digital or analog audio output
• Headphone output
• Word sync input and external DC input
• Tentative List Price 900.00
• Availability April 2008

A-8278-057-B Mount Bracket
24
Digital Wireless

• System Benefits

25
Digital Wireless System Benefits

• High quality sound
• 24bit _at_ 48kHz sampling quality
• Wide frequency response 20Hz 20KHz
• Wide Dynamic range more then 106dB

Dynamic response
Frequency response
Compander characteristic
Response dB
20Hz 20kHz
Frequency kHz
ANALOG SYSTEM
DIGITAL SYSTEM
26
Digital Wireless System Benefits

• Multi-channel operation 12 chs in 6MHz
  bandwidth
• 1.5 times more than current Analog Wireless
  System
• High RF Stability Stronger interference
  rejection
• Same service area (Vs Analog System) without
  degradation
• Wireless remote control for easy operation
• Rx vacant freq. search and sending freq. setting
  to transmitter
• Wireless control of TX input attenuation from RX
• Meta Data transmission
• TX transmits battery info., RF level info.,
  performers name to RX
• Secure Audio transmission
• Encryption for protecting piracy

27
Digital Wireless System Benefits

• Multichannel application Reality TV

Frequency environment Open channels TV33, TV44
and TV55
TV33 8ch, TV44 8ch , TV55 8ch TTL 24
channels
ANALOG
TV33 4ch
TV55 2ch
4 camcorders system
TV33 4ch
TV55 2ch
TV44 4ch
TV55 2ch
Inter-modulation free special CH allocation
TV44 4ch
TV55 2ch
TV33 12ch, TV44 12ch , TV55 12ch TTL 36
channels
DIGITAL
Benefits
TV33 4ch
TV55 2ch
TV33 4ch
TV55 2ch
6 camcorders system
TV33 4ch
TV55 2ch
TV44 4ch
TV55 2ch
TV55 2ch
TV44 4ch
Regular CH intervals Simple CH allocation
TV55 2ch
TV44 4ch
28
Digital Wireless System Benefits

• Up to 50 more wireless audio channels

Digital modulation systems allow channel
allocation on existing inter modulation

FM modulation system needs the channel allocation
to avoid inter modulation
Channel allocation is permissible
Inter modulation by non-linear RF devices
Channel allocation not permissible
12ch at 6MHz BW (one TV ch )
8ch at 6MHz BW (one TV ch )
29
System examples
30
Digital Wireless for
Camcorder

• 2ch Digital Wireless System
• 4ch Digital Wireless System

Slot-in
DWR-S01D Portable Tuner (x 1) in camcorder slot
Digital Wireless Transmission 24Bit/48KHz
DWT-B01 Bodypack transmitter (x2)
2Ch
DWR-S01D Portable Tuner (x 1) in camcorder slot
Slot-in
Digital Wireless Transmission 24Bit/48KHz
DWT-B01 Bodypack transmitter (x4)
4Ch
DWR-S01D Portable Tuner (x 1) and WA-01D Adapter
(x1) on camera back
A-8278-057-B Mount Bracket
31
Digital Wireless for Current Camcorders

• 2ch Digital Wireless System

2ch
Slot-in
DWT-B01 Bodypack transmitter (x2)
DWR-S01D Portable Tuner (x 1) and WA-01D Adapter
(x1) on camera back
A-8278-057-B Mount Bracket
Digital Wireless Transmission 24Bit/48KHz
A-8278-057-B Mount Bracket
32
Digital Wireless for Mixer Bag

• 4ch Digital Wireless System

DWR-S01D Portable Tuner (x2) and WA-01D Adapter
(x2)
Digital Wireless Transmission 24Bit/48KHz
DWT-B01 Bodypack transmitter (x4)
Location Sound Engineer
Mixer Bag
DWR-S01D Portable Tuner (x2) and WA-01D Adapter
(x2)
Inside of the Mixer Bag
4ch analog signal
DMX-P01 Mixer
Mixing Out
Cc
Cc
DC Power
Third Party Battery and Divider
Bottom of WA-01D
33
Digital Wireless for Mixer Bag
DWR-S01D Portable Tuner (x4) and WA-01D Adapter
(x4)
8ch Digital Wireless System
DWT-B01Bodypack transmitter (x8)
Location Sound Engineer
Digital Wireless Transmission 24Bit/48KHz
Mixer Bag
DWR-S01D Portable Tuner (x4) and WA-01D Adapter
(x4)
Inside of the Mixer Bag
8ch analog signal
Bottom of WA-01D
DMX-P01 Mixer
Cc
Cc
Cc
Mix Out
Third Party Battery and Divider
Cc
DC Power
34


Reality TV show production / Location recording

• Multi Channel Audio System

DWR-S01D Portable Tuner (x1)
Digital Wireless Transmission 24Bit/48KHz
Performer
DWT-B01 Bodypack transmitter (x4)
A
Performer
2-Ch Mix
B
DWT-B01 Bodypack Transmitter (x2)
Mixer Bag
Performer
D
Location sound engineer
Performer
Digital Wireless Transmission 24Bit/48KHz
C
DWR-S01D Portable Tuner (x2) WA-01D Adapter (x2)