ReviewsPower Meter Transformer

LED Active Power Factor Meter, Digital Energy Meter, Safe Power Met, for The AC Voltage Current Voltage(AC200-450/100A)

Compact size and sturdy structure, easy installation..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..
High measurement accuracy, stable performance..
No external AC transformer is required for measuring current within 99.9A..
Adopting high strength fire retardant material, safe and reliable..

Compact size and sturdy structure, easy installation..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..
High measurement accuracy, stable performance..
No external AC transformer is required for measuring current within 99.9A..
Adopting high strength fire retardant material, safe and reliable..

300 Watt true current baluns/antenna center insulators that transforms 200 ohms to 50 ohms..
Transmission Line Transformer construction using 100 ohm characteristic impedance transmission line gives flat 160-10 Meter response..
Large low permeability ferrite cores easily handle full power..
SO-239, stainless steel hardware with direct 14 gauge stranded copper wire connection to antenna..
Heavy duty weather housing. Measures 4¼ x 2 inch diameter..

... This is also a Power Amplifier (there is a group pre-amp input), a Headphone amplifier and this is a amplifier for Phono player too, direct link your phono player to this amplifier to output to speakers..
Pure Handmade,point to point hand welding using two high-quality wide-frequency high-quality Japanese EI output transformer using a high-power Z11 core toroidal power transformer dedicated designed for the machine ， voltage amplification and promote are used tube 5AR4 for rectifier power supply..
Use 12AX7 and 12AU7 vacuum tube for voltage amplification and phase inversion,use KT88 vacuum tube to do AB1 push-pull power amplification.
Mute delay function when turn on the amp(about 30 seconds) ；the choice of Japanese ALPS motor potentiometer.
Provide Triode and Ultralinear selection function: Triode work mode. soft. pure and sleek. suitable for enjoying vocals. strings Music and other types of music.
Ultralinear work. the sound of open. unrestrained. the momentum is good. for large scenes. large dynamic type of music. Peripheral power tube current adjustment knob and current display meter. With pure power amplifier features. can be linked the pre-amp signal input. with the phono function. can be connected to the Phono player.

Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..
Adopting high strength fire retardant material, safe and reliable..
No external AC transformer is required for measuring current within 99.9A..
Compact size and sturdy structure, easy installation..
High measurement accuracy, stable performance..

No external AC transformer is required for measuring current within 99.9A..
Compact size and sturdy structure, easy installation..
High measurement accuracy, stable performance..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..
Adopting high strength fire retardant material, safe and reliable..

Adopting high strength fire retardant material, safe and reliable..
High measurement accuracy, stable performance..
Compact size and sturdy structure, easy installation..
No external AC transformer is required for measuring current within 99.9A..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..

No external AC transformer is required for measuring current within 99.9A..
Compact size and sturdy structure, easy installation..
High measurement accuracy, stable performance..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..
Adopting high strength fire retardant material, safe and reliable..

Adopting high strength fire retardant material, safe and reliable..
High measurement accuracy, stable performance..
Compact size and sturdy structure, easy installation..
No external AC transformer is required for measuring current within 99.9A..
Multi-functional digital-display meter can measure the AC voltage and current, active power, apparent power and power factor at the same time..

1.Digital Multimeter:This power energy meter can measure and display voltage current active power energy frequency and power factor at the same time.with split current transformer,more convenient to install ..
2.Overload Alarm function:Backlight and power will flash simultaneously to give an alarm when exceeding the preset value.You can preset power limit by yourself..
3.Automatic Data Storage Function:The last test data is stored automatically when the power supply abruptly lose. Don’t worry about data loss due to sudden power outages..
4.One-touch Control:The button can be used to control the backlight,reset energy, preset power alarm limit..
5.LCD Display:Large-screen LCD with all sight 180° view,The blue backlight can be turned on/off manually..

2000 COUNTS CLAMP METER:Check out our VIDEO on the left side and take a quick tour of AstroAI Multimeter! TEST A WIDE RANGE of measurements including AC/DC Voltage, AC Current, Resistance, Continuity.
AUTO POWER OFF SAFELY:The amp meter's sampling speed of 2 times per second.
If the meter is not in operation for 15 minutes,it will turn off automatically.Auto off conserves battery life and increases the lifespan of your multimeter..
CONVENIENT FEATURES: Included Data Hold / Max Hold and a Large, Digital LCD Display, and Extra Large Clamp make for easy use while on the job.
Low Battery indication keeps unwanted surprises at bay so you never accidentally run out of juice.
SAFETY FEATURE: Transformer Jaws pick up AC Current flowing through the conductor, increasing safety while improving this Multimeter’s capabilities..
EASILY CARRING AND DURABLE:Commercial settings where it can handle the demands of a long workday, from the durable exterior to the wide range of heavy- duty functions..