Sport & Outdoor – Others

How to Identify and Resolve Common Issues ?

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An industrial metal detector consists of four main components: the sensor, the control, the signal processor, and the output device. The sensor will react to the proximity of metal. The reaction of the sensor is transmitted to the filter, an electronic device that interprets the sensor signal.
Metal detectors work by transmitting an electromagnetic field from the search coil into the ground. Any metal objects (targets) within the electromagnetic field will become energised and retransmit an electromagnetic field of their own.
Metal Detector Power Supply, Input Voltage: 100 V Ac – 300 V Ac.
The main components of a simple metal detector circuit are LC circuit, proximity sensor, and the buzzer. The LC circuit is nothing but an inductor and capacitor, which are connected in parallel. This circuit activates the proximity sensor when it senses any metal close to it.
The LC Circuit, which consists of L1 (coil) and C1, is the main metal detector part of the circuit. With the help of this LC Circuit, which is also called as Tank Circuit or Tuned Circuit, the TDA0161 IC acts as an oscillator and oscillates at a particular frequency.
There are two primary types of security metal detector used in public: Hand held metal detectors or security wands.
Do metal detectors find power lines and underground wires? Short answer, yes they do! Most metal detectors can identify underground cables as long as they are buried within your machine`s range. A detector`s signal will easily penetrate the plastic pipe and detect the metallic wire inside the power line.
The LC circuit is nothing but inductor and capacitor which is connecter in parallel. The LC circuit will trigger the proximity sensor if it detects any metal near to it. Proximity sensor will give glow the led, and also make the buzz with the help of the buzzer.
The purpose of the detector or demodulator circuits is to recover the intelligence impressed on the radio carrier wave at the transmitter. This process is called demodulation and the circuits used to accomplish this are called demodulators. They are also called second detectors in superheterodyne receivers.
Most scintillation detectors contain a 1.13 in. or 1.5 in. photomultiplier tube (PMT) that is usually operated between 600 to 1000 volts, while most GM detectors operate at approximately 900 volts.
A typical metal detector`s best frequency for coins jewelry and relics is between 5 kHz to 15 kHz. This is the range where you will find most metal detectors for general-purpose are tuned.
A circuit is the path that an electric current travels on, and a simple circuit contains three components necessary to have a functioning electric circuit, namely, a source of voltage, a conductive path, and a resistor.
Cable detector systems are composed of a signal generator for active lines and a transmitter for cables without current such as a receiver. Cable detectors feed high frequency electro-magnetic signals through the lines being tested. Cable detectors are also used to show the difference between closed and open circuits.
A phase detector is a mixer-like circuit that puts out a signal that is proportional to the phase difference between two input signals of the same frequency. See Fig. 4.18. A phase shift is a time difference between two signals of the same frequency.
The UV detector is the most popular providing the highest sensitivity, widest linear dynamic range, and the most stable performance.
Metal detectors have a tough time detecting metals like stainless steel, which have very poor electrical conductivity. Stainless steel has low magnetic permeability, which means it does not produce a signal strong enough to be detected. Other items that metal detectors won`t be able to locate include: Gemstones.
A universal detector is defined as the one which `can respond to every component in the column effluent except the mobile phase`2. In contrast, selective detectors are defined as `detectors which respond to a related group of sample components in the column effluent`.
There are different types, sizes, and shapes of metal detector coils. The most common types of search coils are concentric search coils, monochromatic search coils, dual search coils, and pictorial search coils. Concentric coils are the most common metal detector coils.
VLF is an abbreviation for Very Low Frequency. It refers to the frequency of single-frequency sine waves transmitted at high-pitched audio frequencies. In metal detecting “low” is between 3 kHz and 30 kHz. VLF are usually better for finding gold in most conditions.
Metal detectors are used for screening purpose in malls, airports and stations. In food processing industry, they are used to detect presence of excess metal within the edible products. Metal detectors are also used for finding precious metals buried in earth. Detection of clay artifacts is not possible.
Stud Finders

Since wires are configured horizontally in walls, turn the stud finder on and move it this way. It will light up, show a visual indication, or emit an audible alert if it finds something.

In the series configuration of the LC circuit, the inductor (L) and capacitor (C) are connected in series, as shown here. The total voltage V across the open terminals is simply the sum of the voltage across the inductor and the voltage across the capacitor.
An LC circuit is a type of electric circuit that is made up of an inductor which is expressed by the letter L, and a capacitor, represented by the letter C. Here, both are connected in a single circuit. An LC circuit is also referred to as a tank circuit, resonant circuit, or tuned circuit.

Discover Relevant Questions and Answers for Your Specific Issue

the most relevant questions and answers related to your specific issue

I need a manual for bounty hunter quick draw 2 metal dector
ANSWER : You can download the full users manual at http://www.detecting.com/products/
here is the link to your quick draw II detector:
http://www.detecting.com/pdffiles/qdiiman.pdf
If you want to purchase a hard copy of the manual look on eBay under Bounty Hunter Manual cost is around $6.

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Where do I find a Metal detector manual?
ANSWER : What make and model is it

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I need a manual for my bounty hunter metal detector
ANSWER : You can download the full users manual at http://www.kellycodetectors.com/pdf/manuals/pioneer505.pdfIf you want to purchase a hard copy of the manual look on eBay under Bounty Hunter Manual cost is around $6.

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Need wiring diagram for 1996 honda fourtrax 300
ANSWER : A good place to pick up a new service manual would be themotorbookstore.com. They have great prices and prompt shipping

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Precision Gold Metal Detector With Digital Display Set Up
ANSWER : Instruction manual for the precision gold metal detector: go to www.maplin .co.uk. then type in L24BK into the product search. the metal detector will come up.then go to bottom of page where it states “media” if you click here a pdf of the instruction manual will come up for download.
Paul

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I need a user’s manual for the Bounty Hunter Pioneer 202 metal detector,can you tell me where i can find one . Free to download or buy cheap?
ANSWER : You can get the manual on the link below.

http://www.detecting.com/manuals/pioneer-202.pdf

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Spark plug wire boot grounding out on coil, 96 outback 2.5 automatic, just put new spark plug wires, new spark plugs, and new coil on. ran great for two weeks, now spark is jumping out of boot at coil on one wire, put old coil back on and still does it in the same spot. replaced wires again, and still does it in the same spot. seems to do it only under a load. Is my new spark plug on that cylinder bad? Does the coil need some insulation under it? It is the coil that sits right on top of the motor. Any ideas? thanks.
ANSWER : Sparks are high voltage, and will always follow the path of least resistance. If you can visibly see a spark (whether in a lighted area, or in the dark), that means either that a plug wire (or coil wire) is open (non conductive), or your have a carbon track on the surface where the spark can be seen, but most likely you have BOTH problems!

If you have an ohmmeter, check the resistance of each wire involved, particularly spark plug wires … which means you must be able to connect to both ends of each wire at the same, and hopefully, FLEX those wires, to be sure they don’t have a break inside that is intermittent (comes and goes)!

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My name is Elena Jones, and I am a blog writer who loves sports and fixing and troubleshooting sports machines.
I also love the challenge of fixing and troubleshooting sports machines. I find it satisfying to be able to take something that is broken and make it work again.