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<< B&K Precision Video Test Equipment

BK Precision 1251B
NTSC/PAL/ Video Signal Generator, Discontinued

Replacement: Promax GV-698+

• 32 different display patterns
• Tune by channel or by frequency

B&K 1251B TV signal generator is a multi-standard unit with advanced features.  It has been designed using the most modern technology resulting in great reliability.  This model will output a modulated signal for both NTSC and PAL video standards.  The video is equipped with 32 different display patterns and a circle insert for geometric adjustments.  It is most suitable for high quality video alignment, calibration, and for instructional purposes.

A synthesized frequency modulator is provided that can be tuned from 37 to 865 MHz in 50 KHz steps.  Tuning is by channel or frequency with output attenuation up to 50dB in 10dB steps.

A VTR (Video Text Recorder) function is available to check the head position, stepped images, and pause functions of a VCR.

Most functions can be chosen with a single rotary selector switch including: selection and display of RF by channel or frequency, selection of color system and audio standard, selection of output pattern, and storage and retrieval of up to 32 different programs.

In addition, internal (1 kHz/3 kHz) or external modulation of audio is provided.  Push buttons are provided for including or canceling basic functions such as: color sub-carrier and burst, sound sub-carrier, video interface signal, inclusion of electronic circle, cancellation of TELETEXT, and selection of information to transmit in the VPS (Video Program Service) signal.

The front panel connectors are BNC for composite video output and RF output.  The RF output offers up to 50dB of signal attenuation.  On the rear panel are connectors for the following: SNVHS output, R, G, and B outputs, composite sync output, oscilloscope sync out, and L and R audio output, and video input (external signal modulation).

The 1251B is a versatile and advanced TV signal generator offering the technician or engineer advanced signal capabilities coupled with great value.