Guangdong Guangdong analog oscilloscope analog oscilloscope manufacturers wholesale V-212 DC-20MHz double-pass / double track, XY Mode 6-inch screen, the original Japanese imports of high brightness Toshiba CRT High sensitivity triggering reach 1mV / cell TV sync separation circuit can be observed to stabilize the TV signal Description Model V-212? 20MHz CRT screen grid draw a line inside a 6-inch screen with a 8x10 grid (1 division = 1CM) acceleration voltage + 1.9kv phosphors P43 standard trace gather adjustable rotating adjustable Brightness control adjusting the basic function mode CH1, CH2, added together, alternating, intermittent vertical deflecting number of factors 5mV / div to 5V / div has 10 stalls, according to the proportion of 1-2-5 continuously adjustable ratio: 1: 2.5 (5 times, 1mV / div to 1V / div10 a file) Accuracy Normal: ± 3% ?? enlarge: ± 5% Input resistance 1MΩ Maximum input voltage 250V (DC + AC peak) input coupled to -AC DC- rise time ≤17.5ns only CH2 horizontal deflection polarity reversal display mode 1,10, XY time base 0.2us / div to 0.2s / div: 9 个 files between files and file is continuously adjustable ratio of not less than 1: 2.5 scanning Broadening 10 times better 3 percent trigger system mode Auto, NORM, TV-V, TV-H trigger source VERT, CH1, LINE, EXT sensitivity and frequency range AUTO NORM? 20Hz-20MHz (VERT) INT 0.5div EXT 0.5Vp-p TV-H range 1.0Vp-p is greater than 1 or external trigger input resistance 1MΩ Maximum input voltage 250V (DC + AC peak) XY XY operation phase is less than 3o (DC-50KHz) Supply voltage range 220V / 110V ± 10% Fuse 0.5A / 1A frequency 50Hz / 60Hz Dimensions 310 (W) x 130 (H) x 370 (D) mm Weight 6kg Environmental Temperature rating Operating temperature: + 10oC to 35oC maximum operating temperature: 0oC to 40oC rated operating humidity range: 45% -85% RH Maximum Operating Humidity: 35% -85% RH performance parameters: CRT Screen 6 "in-band scale screen: 8x10 grid (1 division = 1cm) acceleration voltage of + 1.9kv Phosphor P31 standard focus adjustable track line rotating adjustable brightness control offer DC coupled vertical deflection Bandwidth DC to 20MHz (normal) DC to 7MHz (zoom) AD coupling 10Hz to 20MHz (normal) 10Hz to 7MHz (zoom) deflection factor 5mV / div to 5V / div with a total of 10 files 1-2-5 increments (X5 enlarge: 1mV / div to 1V / div total of 10 stalls) Display mode CH1, CH2, ADD, ALT, CHOP normal accuracy: ± 3%, expand: ± 5% Input impedance 1MΩ, 25pF Maximum input voltage 250V (DC + AC peak) CH1 output of 20mV / div (at 50Ω, 20Hz to 10MHz) rise time ≤17.2ns CH2 polarity inversion only horizontal deflection time base 0.2μs / div to 0.2s / div 9 files to 1-2-5 normal step and scan extension X10 accuracy: ± 3%, extension: ± 5% XY mode X- axis CH1 (Bandwidth: DC-500kHz) Y- axis CH2 XY difference of 3 ° or less than (DC-50kHz) Trigger system mode NORM, AUTO, TV-V, TV-H trigger source CH1, CH2, VERT, LINE, EXT Coupling AC trigger polarity + or - sensitivity and frequency 0.5 div (0.5Vp-p external trigger), 10Hz-20MHz 1.0 div or 1Vp-p, TV calibration waveform frequency 1kHz ± 20% input voltage of 0.5V ± 10% supply voltage 220V / 110V ± 10% Fuse 0.5A / 1A 50Hz-60Hz frequency of the physical parameters of size 310 (W) x 130 (H ) x 370 (D) mm Weight 9kg V-252 tubes use of domestic life of about 5 years, the circuit one year warranty, the use of chip production technology. V-212 imported Japanese tube life of about 10 years, the circuit one year warranty, the use of chip production technology V-252 Bandwidth 20Mhz V-212 Bandwidth 20Mhz V-252 and V-212 operating functions are identical. Performance parameters identical Shenzhen, a US Instrument Co., Ltd. / Guangdong Guangdong analog oscilloscope analog oscilloscope manufacturers wholesale