强度计

2010/5/20 9:20:47 阅读：449次

Wide measuring range : 10Hz to 3GHz

300mhz direct counter with 0,1Hz resolution

10 digits LCD with backlight

16 selection bargraph to show RF signal strength

H-Z low range

Automatic Hold

Measure frequency and period

Filter to prevent display of random noise

4 selectable gate speeds

Hold switch to look display

Internal rechargeable NiCd battery pack

Features	Model 104
10 digit Liquid Crystal Display
Hi-Z low range
Filter to prevent display of random noise
Automatic hold
Measures frequency and period
LED back light
Beeper
Low power consumption (Average 6 hour battery life)
Hold switch to lock display
Low battery indicator
Ultra sensitive synchronous detector 16 section bargraph to show RF signal strength
High speed 300 MHz direct counter with 0.1 Hz resolution 4 selectable gate speeds

Frequency Display Resolution		Model 104
Range	Gate Time (Seconds)	LSD	Sample Display
300 MHz	0.0625	10 Hz	300.00000 MHz
	0.25	1 Hz	300.000000 MHz
	1.0	1 Hz	300.000000 MHz
	4.0	0.1 Hz	300.0000000 MHz
3 GHz	0.0625	1000 Hz	3000.000 MHz
	0.25	100 Hz	3000.0000 MHz
	1.0	10 Hz	3000.00000 MHz
	4.0	10 Hz	3000.00000 MHz

Specifications	Model 104
Frequency range:	10 Hz - 3 GHz
Weight:	250 g
Size:	100 mm high x 68 mm wide x 31 mm deep
Impedance:	1 * dual purpose BNC Socket
	50 Ohms input for range 1 MHz to 3 GHz
	1 Meg Ohm input for range 10 Hz to 50 MHz
Case:	Stamped aluminum with black anodized finish
Battery:	Internal 4 x AA 600 mAH NiCd pack
Power:	9 VDC 300 mA
Timebase:	Less than 1 PPM at room temperature
Input Sensitivity (Typical):	Amplifier:	1 Meg Ohm	50 Ohm
	Impedance:	1 Meg Ohm, 30 pF	50 Ohm VSWR less than 2:1
	Range:	10 Hz – 50 MHz	1 MHz - 3 GHz
	Sensitivity:	< 10 mV at 10 Hz – 10 MHz
		< 0.8mV at 100 MHz
		< 20 mV at 10 MHz – 50 MHz
		< 6 mV at 300 MHz
		< 7 mV at 1.0 GHz
		< 100 mV at 2.4 GHz
	Max. input:	100 Vrms	15 dBm