| Pistnphone |
•Pistnphone NC-72
|
Pistonphone NC-72 is a precision sound pressure generator for calibration
of sound measuring instruments such as sound lebel meters.
• Sound pressure level 114 dB at 250 Hz
• Standard sound source for laboratory studies
• High accuracy and stability |
| Specifications |
| Applicable standards |
IEC942-1988 class0L |
| Applicable microphone |
1, 1/2 or 1/4 inch |
| Nominal output sound pressure level |
114 dB ± 0.2 dB (at 1 atmospheric pressure)
Tolerance: ±0.15 dB |
| Frequency |
250 Hz ± 1 %, Distorsion: < 3 % |
| Power requirement |
IEC R6 battery X 6
Battery life: LR6 (alkaline) approx. 13 h |
| Dimensions and weight |
Approx. 44 (L) X 62 (W) X 170 (D) mm
Approx. 740 g (incl. batteries) |
|
| Sound Calibrator |
•Sound Calibrator NC-74
|
The NC-74 is a sound calibrator conforming to IEC 60942, Class 1 requirements, suitable for calibrating high-precision sound pressure level meters.
• Compact dimensions and light weight
• Two alkaline batteries (IEC LR6) will power the unit for over 30 hours
continuous use.
• No need for atmospheric pressure compensation. |
| Specifications |
| Applicable standards |
IEC 60942-1997 Class1 |
| Applicable microphone |
1 or 1/2 inch |
| Nominal output sound pressure level |
94 dB ± 0.3dB |
| Frequency |
1000Hz |
| Power requirement |
IEC LR6 (size AA) battery X 6 |
| Dimensions and weight |
8 X 7.4 X 4.9 cm
Approx. 200 g (incl. batteries) |
|
•Sound Calibrator NC-73
|
Sound Level Calibrator NC-73 is used for the easy onsite calibration of
sound measuring instruments such as sound level meters.
• sound pressure level 94 dB at 1 000 Hz
• High accuracy and stability
• Small in size and lighe in weight
• Battery driven and low cost |
| Specifications |
| Frequency |
1000 Hz ± 2 % |
| Sound pressure level |
94 dB ±1.0 dB (0 dB=20μPa, -10～+50)
94 dB ±0.5 dB (IEC 60942 Class 2L, +5～+35,30～8%0RH) |
| Distortion |
Less than 2 % |
| Applicable microphone |
1 or 1/2 inch (using optional 1/2 inch adapter NC-71S02) |
| Battery check |
By LED |
| Power requirement |
IEC 6F22 battery (9V) X 2
Battery life: approx. 100 h |
| Dimensions and weight |
124 (H) X 56 (Dia) mm
Approx. 240 g (incl. batteries) |
|
| Calibration Exciter |
•Calibration Exciter VE-10
|
The VE-10 is a handy calibration exciter for a vibration meter and a vibration
pickup (piezoelectric accelerometer)
• Calibrations of acceleration, velocity and displacement measurement equipment.
• 600 times of operation possible with single battery in auto-stop mode.Manyual
mode provided.
• Automatic power-off function for overload (more than 100 g). |
| Specifications |
| Oscillator |
Sinusoidal wave oscillator |
| Frequency |
159.2 Hz ±1% for -10 to +55 ℃ |
| Power requirement |
IEC 6LR61 (9 V) battery |
| Dimensions and weight |
51(Dia.) X 134 mm
Approx. 600 g (incl. batteries) |
|
| Printer |
•Printer DPU-414
|
|
•Printing width 40 characters in normal mode, 80 characters in condensed
mode
•Auto-loading feature makes printer paper replacement a snap
•Dual power supply principle allows operation with AC adapter or rechargeable
battery
•Environment-friendly nickel metal hytal hydride (Ni-MH) battery
|
| Specifications |
| Printing method |
Thermal serial dot |
| Printining width |
89.6 mm |
| Printing speed |
Max. 52.5 cps (normal)
Max. 80 cps (condensed) |
| Dimensions and weight |
160 X 170 X 66.5 mm
Approx. 580 g (excluding battery) |
|
| *This product is manufactured by Seiko Instruments Inc. |