The manual for the CRT Adapter CR-11 provides detailed wiring schemes and assembly instructions for connecting the adapter to various CRT models, including specifications for pin configurations and heater voltages. It also offers guidance on maintaining an up-to-date setup chart through a subscription service provided by B & K-Precision, which includes updates on new CRT types.
Manual Overview
The Bk MANUAL provides guidance for technicians working with the CRT Adapter CR-11, which is compatible with B & K Precision Models 467 and 470. It includes a detailed wiring scheme for assembly with wires 527-053~9-00I and a nylon receptacle T79-004-9-00I. The manual specifies pin configurations and color coding for connections, ensuring correct assembly and troubleshooting. The adapter fits CRTs with specific dimensions, including a pin circle diameter of 21.1 mm and a post diameter of 13.5 mm. For calibration, the manual instructs setting G1 to 50 V for most tubes, with exceptions marked by an asterisk requiring 70 V. It lists compatible tube types and their heater voltages, all set to 6.3 V. Technicians are encouraged to subscribe to the B & K-Precision chart mailing service for updates on new CRT types, with mailings occurring biannually. For service operations and subscription inquiries, contact details for B & K-PRECISION, DYNASCAN CORPORATION are provided.
Quick Issues Covered
- Diagnose CRT power-up failures with B & K models 467, 470.
- Error codes for incorrect tube heater voltage settings.
- Schematics for CRT adapter CR-11 circuit tracing.
Overview
CRT Adapter CR-11 is used with B & K-Precision Models 467 and 470. It includes a wiring scheme for assembly with wires and fits specific CRT dimensions. The adapter is compatible with various tube types, all requiring a heater voltage of 6.3 volts. Specific tubes require different G1 voltage settings. The manual suggests subscribing to B & K-Precision’s chart mailing service for updates on CRT types.
Specifications
- PIN COLOR TACLE
- 1 N.C. N.C.
- 2 YEL/RED 6
- 3 BLK 1
- 4 BRN 2
- 5 GRN 3
- 6 WHT 12
- 7 RED 10
- FITS CRT DIMENSIONS:
- A = pin circle diameter = 21-1 mm/0.831" nom.
- a = angular pin spacing = 45
- b = angular keyway spacing = 45°
- B = post diameter = 13.5 mm/0.531" nom.
- C = keyway width = 4.9 mm/0.193" nom.
- D = keyway depth = 2.6 mm/0.102" nom.
- Used with B & K-Precision Models: 467, 470
- TUBE HEATER TYPE VOLTAGE
- 8LP4 6.3
- 8YP4 6.3
- 12BEP4 6.3
- 12 CBP4 6.3
- 16AVP4 6.3
- 16BCP4 6.3
- 16BXP4 6.3
- 17BVP4 6.3
- 17BWP4 6.3
- 17BYP4 6.3
- 17CSP4 6.3
- 17DQP4 6.3
- 19CXP4 6.3
- 19DBP4 6.3
- 19EZP4 6.3
- 19CDP4 6.3
- 19CQP4 6.3
- 21CQP4 6.3
- 21CSP4 6.3
- 23JP4 6.3
- 24AM P4 6.3
- Set G1 to 50 V, except tubes marked with (*), set G1 to 70 V.
Controls & Indicators
Refer to the PDF for details.
Installation / Setup
The source provides wiring information for the CRT Adapter CR-11, including a wiring scheme with pin color designations and receptacle details. It specifies the dimensions and angular spacing for fitting CRTs, as well as tube heater voltage requirements for various tube types. Additionally, it notes that the G1 setting should be 50 V, except for certain tubes marked with an asterisk, which require a G1 setting of 70 V. There is also a mention of a subscription service for keeping setup charts up-to-date.
Operation
Refer to the PDF for details.
Troubleshooting & Error Codes
Refer to the PDF for details.
Safety & Warnings
Refer to the PDF for details.
Download MANUAL Manual (PDF – 307.2 KB)
Bk-precision-cr-11-instruction manual: assists technicians in troubleshooting and calibrating the CR-11 model efficiently.
- Brand: Bk-precision-cr-11-instruction
- Model: MANUAL
- Type: Manual
- File size: 307.2 KB
Overview
Brief overview of the product.
Specifications
- Key spec 1
- Key spec 2
Controls & Indicators
Control panel/button layout.
Installation / Setup
- Step 1…
- Step 2…
Operation
Basic usage, modes, cycles.
Troubleshooting & Error Codes
| Issue / Code | Fix |
|---|---|
| Example | How to fix… |
Safety & Warnings
- Important warning…
Downloads
Bk-precision-cr-11-instruction Manual Overview
The Bk-precision-cr-11 is a versatile precision measurement instrument designed for accurate electrical testing and diagnostics. Ideal for both professional technicians and hobbyists, this device provides reliable readings for voltage, current, resistance, and continuity checks. Its robust design and user-friendly interface make it an essential tool for troubleshooting and maintaining electronic equipment.
Main Features and Specifications
- Measurement capabilities: AC/DC voltage, AC/DC current, resistance, and continuity
- High accuracy with auto-ranging functionality
- Clear digital LCD display with backlight for easy reading
- Compact and durable design suitable for field and lab use
- Overload protection to safeguard the device and user
- Data hold function to freeze readings for convenience
- Low battery indicator for timely power replacement
Basic Usage and Operation Tips
Before using the Bk-precision-cr-11, ensure the device is properly calibrated and the batteries are charged. Select the appropriate measurement mode using the rotary dial. Connect the test leads securely to the device and the circuit under test. For voltage measurements, connect in parallel; for current, connect in series. Always start with the highest range to prevent damage and then adjust downward for more precise readings. Use the data hold feature to freeze the displayed value when needed.
Troubleshooting and Maintenance
If the device fails to power on, check and replace the batteries as necessary. Inconsistent or erratic readings may indicate worn test leads or poor contact; inspect and replace leads if damaged. Regularly clean the device with a soft, dry cloth and avoid exposure to moisture or extreme temperatures. Store the instrument in a protective case when not in use to extend its lifespan.
Safety Reminder
Always observe standard electrical safety precautions when using the Bk-precision-cr-11. Avoid measuring voltages or currents beyond the device’s specified limits. Disconnect power sources before testing resistance or continuity to prevent damage or injury. Use insulated test leads and wear appropriate personal protective equipment when working with live circuits.