Telex BTR-200 Series manual PCB Audio Assembly 878520 Versions 1 thru, Rln·2 Rln36

Page 56

PCB Audio Assembly (878520) Versions 1 thru 6 Continued

Ref No.

Description

Part No.

 

Connectors

 

1101

Connector, 3 Pin, XLR Female

59893001

1102

(Not Used)

 

1103

Connector, 3 Pin, XLR Male

59892001

1104

Connector,3 Pin, XLR Female

59893001

1105

Connector, 3 Pin, XLR Male

59892001

1106

Jack, speaker, 1/4" phone

53326000

1107

Jack, power, 2.1 mm

59697001

1108-1113

Socket, 3 pin

640064

P102, P103

Header, 11 pin

670061

P114

Header, 5 pin

52263005

 

 

 

 

Coils and Chokes

 

LlOl

Inductor, 1.2 mh

35689000

 

 

 

 

Transistors

 

Ref No.

R126

R1271.2

R1273-6

R128

R129 12

R1293-6

R130-133 '.2

R130-133 3

R130_1334-6

R134

R135 R136, R137 R138 R139, R140 R141

R1421,2

R1423-6

Description

10K

82K

10K

10K

82K

10K

68K UK 4.7K 10K 560 4.7M 47K 1M 10K 22K 18K

Part No.

52154036

52154014

52154036

52154036

52154014

52154036

52154016

52154044

52154036

52154066

52154972

52154020

52154988

52154036

52154028

52154030

Q101 Q102, Q103 Q104, Q105 Q106, Q107 Q108 Q109 Q110, Qll1 Ql12-Ql15'-4 Ql12-Ql155.6

Transistor, 1177

Transistor, MPS-3702

Transistor, 1177

Transistor, MPS-3702

Transistor, TIP-30

Transistor, MPS-3702

Transistor, MPS-3704

(Not Used)

Transistor,2N4124

Miscellaneous

54687003

54713000

54687003

54713000

760384

54713000

54712000

35573000

R143

RI441,2

RI443-6

R145 1.2

R145 3-6

R146

R147 R148, R149 R150, R151 R152 R153

15K

3.9K

10K

22K

18K

15K

180K

10K lK 3K 10K

52154032

52154046

52154036

52154028

52154030

52154032

52154006

52154036

52154060

52154049

52154036

FlOl

Fuse

710081

FC101, FC102

Fuse Holder

710082

 

 

 

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

Resistors & Potentiometers

R101'-3

82K

52154014

RlO1 4-6

200K

52154005

R102

 

2.2K

52154052

RI03'-3

82K

52154014

R103 4-6

200K

52154005

R104, R105

2.2K

52154052

R106

 

3.9K

52154046

R107

 

100

52154084

R108

 

10K

52154036

R109, RllO

4.7M

52154972

RIll

 

15K

52154032

R112

 

10K

52154036

RI13'·2

22K

52154028

R1133-6

18K

52154030

R114

 

47K

52154020

R115

 

1M

52154988

RI16'·2

3.9K

52154046

R116 3.6

10K

52154036

R117

 

15K

52154032

RI18'·2

22K

52154028

R1183-6

18K

52154030

R119

 

3.3K

52154048

R120

4.3K

52154045

R121

 

10K

52154036

R122

5.6K

52154042

R123

 

2.2K

52154052

R124

13K

52154033

R125'

10K

52154036

R125

2

39K

52154022

R125 3

6.2K

52154041

R 1254-6

4.7K

52154044

R15412

R1543

R1544-6

R155-R157

R158'

R1582-6

R159

R160

RI61'·2

R161 3-6

R162'

R1622.3

R1624-6

R163

R164

R165

R166

R167

R168'-3

R 1684-6

R169 R170'-2

R1703

R17046 RI71 RI72,173 R174

R175'·2

R175 3-6

R176

Rln'·2

Rln36

R178

R179

R180

RI81'-5

R181 6

12K

5.6K

8.2K 150K, 1% 330 160 150K,I% 10K 30K 15K 2.2K 9.1K 3.9K 10K

1M lOOK 470K 47K 68K 15K 10K 10K 68K 10K 330 10K 330 47K 39K 1M 47K 6.8K 1M lOOK 22K 51

(Not Used)

52154034

52154042

52154038

54046150

52154072

52154079

54046150

52154036

52154025

52154032

52154052

52154037

52154046

52154036

52154988

52154012

52154996

52154020

52154016

52154032

52154036

52154036

52154016

52154036

52154072

52154036

52154072

52154020

52154022

52154988

52154020

52154040

52154988

52154012

52154028

52154091

3-46

Image 56
Contents EnW ~iDD ~~~Table of Contents · Transmit, Receive & Audio Circuit Boards DescriptionChapter Controls and Connections Front Panel-BTR200 27160-8-00I-AMIC on PUSIH-lO-TALKI Rear Panel BTR-200 27160-B-002-ASpeaker / Local Monitor 8 n MIN Rear Panel Refer to Figure Location of Rev Level for Versions 1 Location of Rev Level for Versions 3 thruReceive Board Transmit Board Places Mechanical PartsExploded View· BTR-200 TRANSMIT, Receive & Audio CIRCUIT,BOARDS Transmit Board Q50l Q502 Q503 Device 1====-r===r===r====jPI=N=N=U=rM=B=EFR==~===r==~==l1U501 +~04 ~@C501Transmit Board Component Layout Foil Side Transmit Board Component Layout Component SideQ503~502 Schematic Diagram Transmit Board Version 100P~PCB Transmit Assembly Receive Board Receive Board Receive Board Page Page Q301 Q309, Q311Q302 Q303 Q304 Q311 U304 U306 U309Voltage Tables· Receive Board Voltage Tables Receiv~ Board U303 U305 U307 U310 550 234876 U302 123Lp~lr FL30~368@ ~ ~@R33~@R334@ a ~050Schematic Diagram Receive Board Version 1 PCB Assembly ~~VC303I6i?7 Receive Board Componen~Layout Foil SideL4~ Receive Board Component Layout Component Side VersionCJl~VOB Frequency Dependent Components TablePCB Receive Assembly PCB Receive Assembly PCB Receive Assembly 878522M VC301-VC308 GAASFET, NE PCB Receive Assembly Receive Expanders Microphone AmplifierAuxiliary Input Amplifier Intercom DriverPower Supply Intercom InputHeadset and Speaker Amplifiers Transmit Mixer and Filter29/3-30 Blank Block Diagram Versions 1 ToI +0 0+ ~OEg+0 Rl~63 jRl02Ov· \.AJAudio Board Component Layout Foil Side Versions 1 UrI ~R17JSchematic Diagram Audio Board Version R1,~HEAO~.~22C113Jo ~C-\1ilBlI.0U~r.VY..,R137LI~-.=Joqa ~.C·@5It Details of Board Differences Between Versions 1DCD R182 C142 ~S~!~ ~lll~0113 CJC~5 +~87Audio Board Component Layout Foil Side Versions 3, 4,~I~ ~4~ ~4S C2~~~R230-------L.jN,-.L!~2.-.L-.-H~B~~9 R21~1Daoa CI6~~ ~EM32~Ms~ ~ R224 E I fJJ~F~IR~~~~199r~ C117H!f-V1\M,pI~£.jl,ltI1Ir-1N+--J ~1~1~2 +lQJl~iPCB Audio Assembly, 878520 Versions 1 thru PCB Audio Assembly 878520 Versions 1 thru Rln·2 Rln36Tioi Display Board Component Layout Foil Side Display Board Component Layout Component ViewTELEX@

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.