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Page 2: ...on reception This equipment has been tested and complies with the limits in accordance with the specifications in FCC Part 15 Subpart B CE EN50081 1 1992 CE EN50082 1 1992 CONTACT MIRANDA For technical assistance please contact the Miranda Technical Support centre nearest you Americas Telephone 1 800 224 7882 e mail techsupp miranda com Asia Telephone 81 3 5730 2987 e mail asiatech miranda com Eur...
Page 3: ...S page 1 0 ENC 291p SDI to NTSC PAL Encoder 1 1 1 Introduction 1 1 2 Features 1 2 0 Physical Layout 2 3 0 Installation 3 3 1 Power Supply 3 3 2 SDI Input 3 3 3 Composite Output 3 4 0 Operation 4 4 1 Switch Settings 4 4 2 Status LED 5 5 0 Specifications 6 ...
Page 4: ...GUIDE TO INSTALLATION AND OPERATION ENC 291p ...
Page 5: ... a color bars test signal This feature packed unit delivers ease of use a simplified design easy installation and operation Figure 1 ENC 291p functional block diagram 1 2 Features Automatic 525 line and 625 line format input detection NTSC or PAL M composite output for 525 line input and PAL or PAL N composite output for 625 line input Y only monochrome output selection Output setup selection 7 5 ...
Page 6: ...to the SDI input BNC and the encoded signal is provided by the composite output Error status is provided by the status LED and mode settings are configured by two 3 position slide switches Finally the power source is connected to the power connector Figure 2 Overall view of the ENC 291p SDI input Power connector Composite output Status LED 3 position slide switches ...
Page 7: ...employs a mini XLR 3 connector for its power needs Figure 3 provides a detailed pinout of the male connector 1 3 2 male connector facing Pin 1 Shield Pin 2 GND Pin 3 5 VDC Figure 3 Power connector pinout 3 2 SDI Input Connect an SDI serial digital signal to the BNC labeled SDI IN The SDI input signal must conform to the SMPTE 259M C standard 3 3 Composite Output A composite signal conforming to th...
Page 8: ... inc Made in Canada Figure 4 ENC 291p slide switch and LED locations Output setup and format switch SW1 7 5 IRE To add a 7 5 IRE setup to the output NTSC composite signal set SW1 to this position There is no setup for PAL PAL M and PAL N output signals 0 IRE For no setup on the output composite signal set SW1 to this position Alt Out To enable PAL M and PAL N outputs during 525 line and 625 line i...
Page 9: ...id SDI input signal is installed For all output formats the test signal is 75 color bars with 100 white bar 4 2 Status LED The color of the status LED located on top near the Miranda logo identifies the presence of input errors and the selection of the test pattern Possible indications are Green Indicates the ENC 291p is powered and has detected a valid SDI serial digital signal at its input Red I...
Page 10: ... 625 50 ITU R BT 470 6 Return loss 35 dB up to 5 MHz Connector 75 Ω BNC Processing performance Signal path 10 bits Quantization 12 bits Sampling 216 MHz 16X oversampling Freq response 0 5 dB to 5 MHz Processing delay 3 2 us Test signal 75 color bars with 100 white Electrical Voltage requirement 5 VDC Power consumption 1 2 W typical Power connector Mini XLR 3 Mechanical Overall size 102 mm x 25 mm ...
