型号
| FS-404 |
CRTType | 6-inch rectangular with integral graticule, P31 phosphor |
| Display Area | 8 x 10 div (i div= 1 cm). Accelerating |
| Voltage | 2 kV |
| Phosphor | P31 |
| Trace Rotation | Electrical, front panel adjustable. VERTICAL AMPLIFIERS (CH 1 and CH 2) |
| Sensitivity | 5 mV/div to 5 V/div, 1 mv/div to 1 V/divat XS MAG. |
Attenuator | 10 calibrated steps in 1-2-5 sequence. Variable control provides fully adjustable sensitivity between steps; range 1/1 to at least 1/3. |
| Accuracy | ± 3%, 5 mV to 5 V/div; 5%, at XS MAG |
| Input Resistance | 1 MΩ± 2% |
| Input Capacitance | 25 pF ± 10 pF |
Frequency Response | 5 mV/div to 5 V/div: DC to 40 MHz (-3 dB). X5MAG : DC to 10 MHz (-3 dB). |
Rise Time | 8.8 nS; 35 nS at XS MAG. Overshoot : Less than 5%. Operating Modes : CH 1 : CH 1, single trace. CH 2 : CH 2, single trace. DUAL : CH 1 and CH 2, dual trace. Alternate or Chop selectable at any sweep rate. ADD : Algebraic sum of CH 1+ CH 2. |
| Chop Frequency | Approximately 500KHz. Polarity |
| Reversal | CH 2 invert. |
| Maximum Input Voltage | 400 V (de + ac peak). |
| HORIZONTAL AMPLIFIER(Input through channel 1 input) |
| X-Y mode | CH l=X axis. CH 2 = Y axis. |
| Sensitivity | Same as vertical channel 2 |
| Input Impedance | Same as vertical channel 2. Frequency |
| Response | DC to 1 MHz(-3 dB). X-Y Phase Difference : 3° or less at 50 kHz. Maximum |
| Input Voltage | Same as vertical channel 1 |
| SWEEP SYSTEM |
Operatin.g Modes | Main Time Base, X-Y Operating |
| Main Time Base | 0.1 µS/div to 2.0 S/div in 1 -2-5 sequence, 23 steps. Variable control provides fully adjustable sweep time between steps. |
| Accuracy | ±3%, except ± 6% on 0.2 S/div and ± 20% on 0.1µS/div. |
| sweep Magnification | X10 ± 10% |
| Holdoff | Continuously adjustable for main time base f NORM to 5 times normal. |
| TRIGGERING |
| Trigger Modes | AUTO (free run), NORM, TV-V, TV-H |
Trigger Source | CH 1, CH 2, Alternate, EXT, LINE |
| Slope | (+)or(-) |
Trigger Coupling | AUTO : Sweep free-runs in absence of suitable trigger signal. NORM : Sweep triggered only by adequate trigger signal. TV-V : Video vertical sync pulses are selected. Also usable for high frequency reject. TV-H : Video horizontal sync pulses are selected. Also usable for low frequency reject. |
Trigger Sensitivity | AUTO : 1.5 div (internal) >0.5 Vp-p (external) 100 Hz -40 MHz NORM : 1.5 div (internal) 20.5 Vp-p (external) 100 Hz -40 MHz TV-V : 1.0 div (internal) >0.5 Vp-p (external) DC-lKHz TV-H : 1.0 div (internal) >0.5 Vp-p (external) 1KHz-100 KHz |
| Maximum External Trigger Voltage | 300 V (de + ac peak). |
| FUNCTION GENERATOR GENERAL |
| SPECIFICATIONS | Frequency : 0.5Hz ~ 5MHz in 6 steps, controlled by one push switch. Output Waveform : Sine, Square, Triangle, 3 waveforms total. Stability : 0.1% - l 5minutes after power-on. 0.2% - 24hrs after power-on. Limits of Operation : 0°C ~40°C ,10~80%R.H. Storage Envirorunent : -20°C ~70°C,0~90%R.H. |
| TRIANGLE WAVE |
| Frequency | 0.5Hz - 5MHz |
| Symmetry | 50% (rise wave) to 50% (fall wave), < 2%, lHz ~100KHz. Linearity : < 1%, lHz ~ 100KHz |
| SINE WAVE |
| Frequency | 0.5Hz ~ 5MHz. Distortion : < 2%, 1Hz ~ 100KHz. |
| Harmonic Ratio | < 30dB, 100KHz ~ 5MHz. Frequency |
| Response | < 0.1 dB up to100KHz
<1dB 100KHz to 5MHz |
| SQUARE WAVE |
| Frequency | 0.5Hz ~ 5MHz |
| Symmetry | 50% (positive half) to 50%(negative half), < 2%,1Hz ~100KHz. |
| Rise Time | < 60ns |
| MAIN OUTPUT |
| Output Impedance | 50 Ω< 2% Accuracy. Max. Output : 20 Vp-p(No load)，±1V?
10 Vp-p (500 load)，±0.5V ? |
| Min. Output | 0.1Vp-p(No load) and 0.05V(500 load) |
| Attenuator | one -20dB switch, < 2% Accuracy |
| SYNCHRONOUS OUTPUT |
| Output Impedance | 500, < 2% Accuracy |
| Output Level | TTL level, > 3Vp-p fixed amplitude |
| Fanout | > 20 |
| Rise Time | < 60ns(no load) |
| OTHER SPECIFICATIONS |
Cal/Probe Compensation Voltage | 2 V p-p +3% square wave, lK.Hz nominal. CH 2 (Y) Output : 50 mV/div (nominal into 50 ohm load). Output Impedance : Approximately 50 ohms. |
| Frequency Response | 20 Hz to 30 MHz, -3 dB. Power Requirement: 10-130 VAC or 200-260 VAC, 50/60 Hz, 50 watts. |
Dimensions (H x W x D) | 5.2" X 12.8" X 15.7" (132 x 324 x 398 mm). Weight : 18.7 lbs (8.5 kg). |
| Environment : | Within Specified Accuracy : +10} to +35} C, 10-80% |
| Full Operation | 0} to +50} C, 10-80% relative humidity. |
| Storage | -30} to +70} C, 10-90% relative humidity |
| ACCESSORIES SUPPLIED | Two Switchable Xl/XlO Probes. Instruction Manual. AC Line Cord.One cable (BNC to BNC). |
