Telex BTR-200 Series manual Tioi

Page 57

PCB Audio Assembly (878520) Versions 1 thru 6 Continued

o

All resistors in ohms, 1/8 watt, 5 % unless noted.

 

Resistors & Potentiometers Continued

 

Ref No.

 

Description

 

Part No.

 

 

 

 

R182

1,1/4 watt

 

52154909

R183

1-5

18K

 

52154030

R183

6

 

(Not Used)

 

 

R184

200

 

 

52154077

R185

 

3.6K

 

52154047

R186

1,2

294, 1%, 1/4 watt

 

54042294

R187

6.8K

 

52154040

R1873-6

 

(Not Used)

 

 

R188

 

6.8K

 

52154040

R189

 

68K

 

52154016

R190

 

10K

 

52154036

R191 1,2

620

 

 

52154065

R191

3-6

I.3K

 

52154057

R192, R193

10

 

 

52154108

R194

 

lOOK

 

52154012

R195

 

lK

 

52154060

R196, R197

lOOK

 

52154012

R198

 

lK

 

52154060

R199, R200

lOOK

 

52154012

R201

 

lK

 

52154060

R202, R203

lOOK

 

52154012

R204

 

lK

 

52154060

R205

 

lOOK

 

52154012

R206 12

470

 

 

52154068

R2063-6

 

(Not Used)

 

 

R207

 

47

 

 

52154092

R208

 

16.2K,I%

 

54045162

R209

 

16.9K, 1%

 

54045169

R210

 

3.3K

 

52154048

R211,R212

lOOK

 

52154012

R213

 

10K

 

52154036

R214

 

470K

 

52154996

R215

 

lOOK

 

52154012

R216, R217

10K

 

52154036

R218

 

22K

 

52154028

R219

 

1.8K

 

52154054

R220

 

5.1K

 

52154043

R221

 

10K

 

52154036

R222

 

lK

 

52154060

R223-R236 1,2

 

(Not Used)

 

 

R223 3-6

6.2K

 

52154041

R2243-6

10K

 

52154036

R2253-6

16K

 

52154031

R2263-6

33K

 

52154024

R2273-6

56K

 

52154018

R2283-6

47

 

 

52154092

R229

R2303-6

lOOK

 

52154012

R231

3-6

20K

 

52154020

R2323-6

10K

 

52154036

R233 3-6

16K

 

52154031

R2343-6

lOOK

 

52154012

R235, R2363-6

1M

 

52154988

R237-R239 1

 

(Not Used)

 

 

R2372-6

150

 

 

52154080

R2382-6

lK

 

52154060

R2392-6

180

 

 

52154078

R240 1-4

 

(Not Used)

 

 

R24056

470

 

 

52154068

VRlOl

2.5K, variable

 

57148067

VR102

10K, variable

 

57148069

VR103

lOOK, speaker potentiometer

 

57148013

 

 

 

 

 

 

Ref No.

Description

Part No.

 

 

 

 

Switches

 

SIOI

Switch, push button

57604001

S102

Switch, 2 position, slide

700127

S103

Switch, push button

57604001

S104

Switch, Dip, 9 position

700128-1

S105-S109

Switch, push button

57604001

SilO

Switch, momentary push button

57604002

S111

Switch, 3 position, slide

700126

S112

Switch, DPDT

700091

 

 

 

 

Transformers

 

TIOI

Transformer

730094

 

 

 

1,2,3,4,5,6 _ Indicates the Version number in which that part is used.

3-47

Image 57
Contents ~iDD ~~~ EnWTable of Contents Description · Transmit, Receive & Audio Circuit BoardsChapter Controls and Connections 27160-8-00I-A MIC on PUSIH-lO-TALKIFront Panel-BTR200 27160-B-002-A Speaker / Local Monitor 8 n MINRear Panel BTR-200 Rear Panel Refer to Figure Location of Rev Level for Versions 3 thru Location of Rev Level for Versions 1Receive Board Transmit Board Mechanical Parts Exploded View· BTR-200Places TRANSMIT, Receive & Audio CIRCUIT,BOARDS Transmit Board Device 1====-r===r===r====jPI=N=N=U=rM=B=EFR==~===r==~==l1 U501Q50l Q502 Q503 ~@C501 +~04Transmit Board Component Layout Foil Side Transmit Board Component Layout Component SideQ503~502 100P~ Schematic Diagram Transmit Board VersionPCB Transmit Assembly Receive Board Receive Board Receive Board Page Page Q309, Q311 Q301Q302 Q303 Q304 Q311 U304 U306 U309U303 U305 U307 U310 550 234 Voltage Tables· Receive Board Voltage Tables Receiv~ Board876 U302 123Lp~lr ~ ~ FL30~368@@R33~@R334@ a ~050~~VC303 Schematic Diagram Receive Board Version 1 PCB AssemblyReceive Board Componen~Layout Foil Side I6i?7L4~ Receive Board Component Layout Component Side VersionFrequency Dependent Components Table CJl~VOBPCB Receive Assembly PCB Receive Assembly PCB Receive Assembly 878522M VC301-VC308 GAASFET, NE PCB Receive Assembly Microphone Amplifier Receive ExpandersAuxiliary Input Amplifier Intercom DriverIntercom Input Power SupplyHeadset and Speaker Amplifiers Transmit Mixer and Filter29/3-30 Blank Block Diagram Versions 1 ToI ~OEg+0 Rl~63 jRl02 +0 0+Ov· \.AJAudio Board Component Layout Foil Side Versions 1 ~R17J UrIR1,~ Schematic Diagram Audio Board VersionHEAO~.~22C113Jo ~C-\1ilBlI.0U~r.VY..,R137Details of Board Differences Between Versions 1 LI~-.=Joqa ~.C·@5ItDCD R182 C142 ~lll ~S~!~~0113 CJC~5 +~87Versions 3, 4, Audio Board Component Layout Foil SideC2~~~R230-------L.jN,-.L!~2.-.L-.-H ~I~ ~4~ ~4S~B~~9 R21~1Daoa ~EM32 CI6~~~Ms~ ~ R224 E I fJJ~FC117H!f-V1\M,pI~£.jl,ltI1Ir-1N+--J ~1~1~2 +lQJl~i ~IR~~~~199r~PCB Audio Assembly, 878520 Versions 1 thru Rln·2 Rln36 PCB Audio Assembly 878520 Versions 1 thruTioi Display Board Component Layout Component View Display Board Component Layout Foil SideTELEX@

BTR-200 Series specifications

The Telex BTR-200 Series is a well-regarded solution in the realm of wireless intercom systems, widely utilized in broadcast, film, and live event production settings. Renowned for its reliability, user-friendly interface, and robust performance, the BTR-200 Series has become a staple for professionals seeking efficient communication solutions.

One of the standout features of the BTR-200 Series is its frequency agility. The system operates in the UHF band, allowing users to switch frequencies to avoid interference from other wireless devices. This adaptability is crucial in environments where multiple wireless systems operate simultaneously. Users can easily reprogram frequencies to ensure clear and uninterrupted communication among team members.

Another key characteristic of the BTR-200 Series is its impressive range. The systems can provide coverage up to 1,000 feet in line-of-sight applications, making it suitable for large venues. This extensive range ensures that communication remains intact even in expansive settings, such as concert halls or outdoor arenas. Additionally, the enhanced RF performance ensures minimal dropouts, contributing to seamless communication.

The BTR-200 Series also distinguishes itself with its digital circuitry, which enhances audio clarity and reduces noise. This reliance on advanced technology results in crisp communication that is essential for coordinating complex productions. The system also features a low-latency design, which is particularly valuable in live performance settings where timing is crucial.

In terms of user interface, the BTR-200 Series is engineered with simplicity in mind. The beltpack units and base station feature intuitive controls that enable quick adjustments, making them easy to operate even under the pressures of a production environment. Each beltpack supports individual volume control, allowing users to customize their audio experience according to their preference.

Moreover, the BTR-200 Series is built for durability and long-lasting operation. The robust construction of its components ensures reliability, even in challenging environments. Rechargeable batteries offer extended operating time while reducing the need for constant replacements.

In summary, the Telex BTR-200 Series stands out for its frequency agility, extensive range, digital audio clarity, user-friendly interface, and durable build quality. These features combined make it an ideal choice for professionals in the broadcasting and live event production industries, promoting seamless and efficient communication essential for successful operations. The BTR-200 Series remains a trusted solution, proving its worth time and again in various high-pressure scenarios.