• Vertical axis
o Sensitivity: 5mV ~ 20V / DIV, 12 steps in 1-2-5 sequence (x 5 MAG: 1mV / DIV).
o Sensitivity accuracy: ≤ 3% (x 5 MAG ≤ 5%).
o Vernier vertical sensitivity: Continuously variable to 1-2.5 or less of panel-indicated value.
o Rise time: Approx. 17.5nS (x 5 MAG: Approx. 50nS).
o Input impedance: Approx. 1MΩ / Approx. 25pF.
o Square wave characteristics: Overshoot: ≤ 5% (at 10m V / DIV range); Other distortions and other ranges: 5% added to the above value.
o DC balance shift: 5mV ~ 5V / DIV; ±0.5DIV, 1mV ~ 2mV / DIV ±2.0DIV.
o Linearity: ≤ ±0.1DIV of amplitude change when waveform of 2DIV at graticule center is moved vertically.
o Vertically modes: CH1:CH2 single channel.
o DUAL: CH1 and CH2 are displayed simultaneously.
o ALT or CHOP selectable at any sweep rate.
o ADD: CH1 + CH2 algebraic addition.
o Chopping repetition frequency: Approx. 250KHz.
o Input coupling: AC, GND, DC.
o Maximum input voltage: 300Vpeak (AC: frequency 1KHZ or lower); When set probe switch at 1:1, the maximum effective readout is 160Vpp (56Vrms at sine wave), or set probe switch at 10:1, the maximum effective readout is 1,600Vpp (560Vrms at sine wave).
o Common mode rejection ratio: 50:1 or better at 50KHz sinusoidal wave. (When sensitivities of CH1 and CH2 are set equally).
o Isolation between channels (at 5mV / DIV range): > 1000:1 at 50KHz; > 30:1 at 20MHz / > 30:1 at 40MHz.
o CH1 signal output: At least 20mV / DIV into a 50Ω termination. Bandwidth is 50Hz to at least 5MHz.
o CH2 INV BAL: Balanced point variation: ≤ 1DIV (reference at center graticule).
• Triggering
o Triggering source: CH1, CH2, LINE, EXT.
o Coupling: AC: 20Hz to full bandwidth.
o Slope: + / -.
o Sensitivity: 20Hz ~ 2MHz:0.5DIV, TRIGALT: 2DIV, EXT: 200mV:2 ~ 2Mhz:1.5DIV, TRIGALT: 3DIV, EXT: 800mV; TV: Sync pulse more than 1DIV (EXT: 1V).
o Triggering modes: Auto; Norm; TV-V; TV-H; (Both TV-V and TV-H synchronize only when the synchronizing signal is negative).
o EXT triggering signal input:
Input impedance: Approx. 1MΩ / approx. 25p.
Max. input voltage: 300V (DC + AC peak), AC: Frequency not higher than 1KHz.
• Horizontal axis
o Frequency bandwidth: DC ~ 20MHZ (x 5 MAG: DC ~ 7MHz) AC coupling: Low limit frequency 10Hz. (With reference to 100KHz, 8DIV, frequency response with -3dB.)
o Sweep time: 0.2μsec ~ 0.5sec / DIV, 20 steps in 1-2-5 sequence;.
o Sweep time accuracy: ±3%.
o Vernier sweep time control: ≤1 / 2.5 of panel - indicated value.
o Sweep magnification: 10 times.
o x 10MAG sweep time accuracy: ±5% (20nsec ~ 50nsec are uncalibrated).
o Linearity: ±3%, x 10MAG: ±5% (20nsec ~ 50nsec are uncalibrated).
o Position shift caused by x 10MAG: Within 2DIV. at CRT screen center.
• X-Y mode:
o Sensitivity: Same as vertical axis. (X-axis: CH1 input signal; Y-axis: CH2 input signal.)
o Frequency bandwidth: DC to at least 500KHz.
o X-Y phase difference: ≤ 3° at DC ~ 50KHz.
• Z axis
o Sensitivity: 5Vp-p (Positive-going signal: decreases intensity).
o Frequency bandwidth: DC ~ 2MHz.
o Input Impedance: Approx. 47kΩ.
o Maximum input voltage: 30V (DC + AC peak, AC frequency ≤ 1KHz).
• Calibration voltage
o Waveform: Positive-going square wave.
o Frequency: Approx. 1KHz.
o Duty ratio: Within 48:52.
o Output voltage: 2Vp-p ±2%.
o Output impedance: Approx. 1kΩ.
• CRT
o Type: 6-inch rectangular type, internal graticule.
o Phosphor: P31.
o Acceleration voltage: Approx. 2KV.
o Effective screen size: 8 x 10DIV (1DIV = 10mm (0.39in)).
o Graticule: Internal.
o Trace rotation: Provided.
Features:
• 20MHz / 40MHz dual channels.
• High sensitivity 1mV / DIV.
• CH1 output.
• Z axis input.
• ALT triggering function, two independent signals simultaneous.
• Triggering level lock function, automatic synchronize function.
• Cursor readout function, measure ΔV, ΔT,1 / ΔT.
• High luminance, internal graticule CRT.
• Pulse encorder switch.
• Adjustable cursor function, easy to operate.
• Cursor measurement function, aids to object measurement.
• Visible coordinate sensitivity to 10V ~ 20V / DIV.
• Model F has built-in 6 digit frequency counter.
Model Number |
MOS - 626 |
MOS - 648 |
MOS - 658 |
MOS-6060 |
MOS-6103 |
Frequency Range |
20MHz |
40MHz |
50MHz |
60MHz |
100MHz |