Wireless Microphones. History of Sony Wireless Sony started in the wireless mic business in 1974 Sony was first to introduce a PLL synthesized VHF system.

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Presentation transcript:

Wireless Microphones

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

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

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 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 Sony Wireless Microphones

Wireless Mic Spectrum Story: 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 set for Jan 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 Wireless Frequency Spectrum Issues

Sony’s 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

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 #: –Service Manager: Dominick Esolda Ch 30/32 and Ch 42/44 Support for Existing Customers

Model NumberDescriptionModification Price WRT-8BBodypack Transmitter Handheld Transmitter Portable Tuner $ WRT-822B$ WRT-807B$ WRT-847B$ WRR-855B$ WRR-861B$ Portable TunerWRR-862B$ Other existing WL-800 Series models (ones not included in the list above) can’t 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 Tuner BaseMB-8NTBD - Contact Sony ServiceAntenna DistributorWD-850ATBD - Contact Sony Service

ModelCh RangeNotes and Comments MB-8N Ch 62-69Ch30/32 and Ch42/44 WRU-8N Modules won’t work MB-8N/9FCh 30-69Accepts all WRU-8N Modules (30/32,42/44,62/64,66/66)* MB-806ACh 62-69Ch30/32 and Ch42/44 WRU-806B Modules won’t work MB-X6Ch 30-69Accepts all WRU-806B Models (30/32,42/44,62/64,66/66)* AN-820ACh 62-69Only works with Ch 62/64 and Ch 66/68 systems AN-820/9L Ch 30-45Only works with Ch 30/32 and Ch 42/44 systems WD-850ACh 62-69Only works with Ch 62/64 and Ch 66/68 systems WD-850/9FCh 30-69Works 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. Ch 30/32 and Ch 42/44 Tuner Base Products

WL-800 Frequency PLAN for Multi-Channel

# Guard Band should be between adjacent bands # Width of Guard Band is wider than the adjacent bands Guard Band Requirements U3032U3436U ch/ 24MHz Guard Band U4244 U4648U5052U5456U ch/ 24MHz Guard Band 16ch/ 24MHz Guard Band U6264U ch/48MHzGuard Band U3032U3436 Guard Band U3840 U4244 U4648U5052U5456U ch/ 24MHz Guard Band 16ch/ 24MHz Guard Band 16ch/ 24MHz U6264U ch/48MHzGuard Band U3032U3436U3840 U4244 U4648U5052U5456U5860U6264U ch/48MHz Guard Band U3032U3436 Guard Band U3840 U4244 U4648U5052U5456U ch/ 24MHz Guard Band 16ch/ 24MHz Guard Band 16ch/ 24MHz U6264U6668 Not using 16ch/ 24MHz Guard Band

WL-800 Frequency PLAN for Multi-Channel 54 channel tuner base system using all channels MB-X6 (16x) WRU-806B30/32 (16x) WRU-806B42/44 (11x) WRU-806B62/64 (11x) WRU-806B66/68 WD-850/9F AN-820/9L Cascade WD-850/9F AN-820A

54Ch Tuner Base equipment list WL-800 Frequency PLAN for Multi-Channel ModelQuantityList price each List Price Total AN-820A2$232.00$ AN-820//9L2$232.00$ WD-850/9F3$1,850.00$5, MB-X610$800.00$8, WRU-806B30/3216$550.00$8, WRU-806B42/4416$550.00$8, WRU-806B62/6411$550.00$6, WRU-806B66/6811$550.00$6, List Price Total $45, U Rack Space Required

Spectrum search websites – – Frequency Selection Tools Search by City or Zip Code Search by State

Frequency Selection Tools Each Channel Block Document Includes a list of 188 frequency selections SONY WIRELESS FREQUENCY/GROUP CHARTS

Frequency Selection Tools Page 2 Includes Group Plans for Multi-Channel Operation

22 Ch Plan Not part of Group Presets –Keep this, you need it! No.ChannelFrequency

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

New! Digital Wireless System Overview Fully Digital System = High performance –24 bit – 48 kHz digital audio Total system spec:106 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

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, –Availability: April 2008

DWR-S01D Digital Wireless Tuner –Mount directly in camcorder slot The WORLD’S 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, –Availability: April 2008 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: $ –Availability: April 2008 Digital Wireless Microphone System A B Mount Bracket

Digital Wireless System Benefits

High quality sound 48kHz sampling quality –Wide frequency response: 20Hz – 20KHz – Wide Dynamic range : more then 106dB Frequency [kHz] Response [dB] 20Hz – 20kHz ANALOG SYSTEMDIGITAL SYSTEM Dynamic response Frequency response Compander characteristic 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

Digital Wireless System Benefits Multichannel application: Reality TV Frequency environment : Open channels TV33, TV44 and TV55 ANALOG TV33: 8ch, TV44: 8ch, TV55: 8ch TTL 24 channels TV33 4ch TV55 2ch TV33 4ch TV55 2ch TV44 4chTV55 2ch 4 camcorders system TV44 4ch TV55 2ch Inter-modulation free special CH allocation DIGITAL TV33: 12ch, TV44: 12ch, TV55: 12ch TTL 36 channels TV33 4ch TV55 2ch TV33 4ch TV55 2ch TV33 4ch TV55 2ch 6 camcorders system TV44 4ch TV55 2ch TV44 4ch TV55 2ch TV44 4ch TV55 2ch Benefits Regular CH intervals Simple CH allocation

Digital Wireless System Benefits Up to 50% more wireless audio channels 8ch at 6MHz BW (one TV ch ) Inter modulation by non-linear RF devices Channel allocation not permissible FM modulation system needs the channel allocation to avoid inter modulation Digital modulation systems allow channel allocation on existing inter modulation Channel allocation is permissible 12ch at 6MHz BW (one TV ch )

System examples

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

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

4ch Digital Wireless System Digital Wireless Transmission 24Bit/48KHz Cc AF AF2/Sync AF1/AES AES DC IN Word Sync Cc AF AF2/Sync AF1/AES AES DC IN Word Sync Location Sound Engineer Mixer Bag Inside of the Mixer Bag DMX-P01 Mixer Third Party Battery and Divider Bottom of WA-01D 4ch analog signal DC Power Mixing Out DWT-B01 Bodypack transmitter (x4) DWR-S01D Portable Tuner (x2) and WA-01D Adapter (x2) DWR-S01D Portable Tuner (x2) and WA-01D Adapter (x2) Digital Wireless for Mixer Bag

Digital Wireless Transmission 24Bit/48KHz Mixer Bag Inside of the Mixer Bag Mix Out DMX-P01 Mixer Third Party Battery and Divider Bottom of WA-01D 8ch analog signal DC Power Cc AF AF2/Sync AF1/AES AES DC IN Word Sync Cc AF AF2/Sync AF1/AES AES DC IN Word Sync Cc AF AF2/Sync AF1/AES AES DC IN Word Sync Cc AF AF2/Sync AF1/AES AES DC IN Word Sync 8ch Digital Wireless System DWR-S01D Portable Tuner (x4) and WA-01D Adapter (x4) DWR-S01D Portable Tuner (x4) and WA-01D Adapter (x4) Digital Wireless for Mixer Bag Location Sound Engineer DWT-B01Bodypack transmitter (x8)

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