Archive for February 2009


The complexity of an alarm system depends on the establishment it is going to be used. The more entry points, the more complicated the electrical circuit for the alarm system. Most of the time, complex alarm systems are installed in business establishments like stores. The need for a complex alarm system for this kind of establishment is higher than any building.

Most homes use simpler versions of alarm systems. In many cases, smaller homes use simple unmonitored alarm. Using alarm systems in homes is grounded in the concept that even homes and the persons residing in it needs protection too.

Alarm systems vary according to the task it is going to do. For example, when a person wanted to detect smoke or fire, he may choose installing fire alarm system in his house. Every type of alarm system works specifically to a certain job. The most common used alarm system type is the burglar alarm system.

Burglar alarm systems vary too according to the size of the building. Also, the installation complexity of such may change depending on the number of entry points to be integrated. In addition, burglar alarms may also be monitored by the police or relayed to a telephone line.

Most burglar alarm systems are installed by professionals. In many cases, the company where one bought the alarm systems is the one responsible for the installation of the alarm system.

However, there are also alarm systems that can be installed by do-it-yourselfers. These alarm systems are being sold in kits. Every kit contains complete components that one needed for the installation.

Before installing an alarm systems take note of the following considerations for a proper installation:

• The number of entry points in the house. Knowing how many entry points you have in your home will determine how many sensors you need to install. Entry points are not limited to doors. It can also be windows, fire exits, etc.

• The type of alarm system you brought. Is it a burglar alarm or a combination of a burglar alarm and a fire alarm? The more sensor types the complex the circuit will be.

• Note of the strategic place where you are going to put the control panel.

In installing the burglar alarm system, the very first component to be mounted must be the sounder or other known as the buzzer or bell. Think of where you want it to put. Most of the time, sounders are located in places that can easily be seen to warn off any burglar intending to break into the house. When the sounder is installed outside, one must make sure that it is mounted away from extreme heat or moisture. It is also advisable to enclose the sounder in a box to protect it from any atmospheric condition. Make sure also, that the sounder is placed in a way that it can be heard loudly.

After installing the sounder, the next component that must be installed is the sensors or the switches. Carefully install the sensors in edges of the windows and doors. Make sure that the magnet and the sensor is not too far from each other so that the sensor will have enough magnet reception. Do not put it otherwise too close to each other or else the magnet may sag to the sensor which can damage any of the component part.

Mount the wires neatly and integrate the rest of the components to the control panel. Test the system if it works properly by closing and opening the entry points. Make adjustments when there are components that do not work properly.

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How to choose a mountain bike depends on what you are going to do with it, if all you want your new mountain bike for is going for a nice leisurely ride on the canal path or a ride in the woods with the dog, well you wont need a full suspension downhill machine with 4 inch travel on the forks and a fully articulated rear end with damping and rebound control.

+ Where to Start From.

If you do want to go for an easy ride in the park you don’t need to spend too much, if you think you will do any off-road riding then big tread tires maybe all you need, but if you think you might try some rough stuff then you will need suspension. Gears will probably be Shimano, brakes must be V-brakes, but could be made by a few different manufacturers, all the rest of the MTB components will depend on how much you can spend. If you go to your local bike shop or big sports store and see what they’ve got to offer, then buy it or have look on the Internet and maybe you’ll find the same thing at a better price.

+ The Next Step Up.

So maybe you want to be a bit more adventurous, more off-road, more forest tracks and dry boulder river beds, then you’ll need something a little lighter, with suspension forks. All this will cost you more money, but will be worth it for the extra enjoyment and adventure. With a better mountain bike it will have a sportier handling and because it is lighter, it will be easier to struggle up the hills before you come flying down the other side. The components will again be Shimano and the quality will depend on how much money you can spend. V-brakes and Rapid-fire gear shifters, along with Shimano chain set, bottom bracket and headset. Handle bars, stem and seat pin should be alloy and along with a comfortable saddle you’ll be set to take to the hills.

+ More Money, More Bike.

The next rung up on the mountain bike ladder would be good enough to race on. There are many to choose from, get on the net and surf the bike manufacturers sites and all the shop sites along with the magazines for juicy photos of the bikes. The top manufacturers in this price range, I would say are: - Trek, Giant, Specialized and Cannondale, these companies make the nicest frames with the best mountain bike parts available at the price, gears will be either Shimano or SRAM, brakes could be V-brakes or cable disc brakes, both are very good and light, most of the other MTB parts, of course will be Shimano and as usual get the best you can afford. There are many combinations of hubs and rims to make up your wheels; hubs from Shimano and rims form Mavic are the usual mix. Then you have to choose which suspension forks to put on you bike, you may not get a choice, depending on which bike you buy, the main ones are Suntour, Marzocchi, Manitou, Fox, RockShox and RST, buy any of these and you wont go far wrong.

+ Top Bikes…. Top Money.

If you want what the professionals ride you will have to pay a lot of money a professional MTB. As with road bike at the top of the range, you can specify what you want to build up your dream bike. Top bikes frames to spend your money on could be Klien, Scott, Rocky Mountain, Gary Fisher, Santa Cruz and K2; these are some of the most sought after bike frames in the world and would be the envy of your friends. Probably the best forks to put on your frame would be RockShox SID’s these are light and do all the things you need with control of all functions, there are many other to also to consider, look at how much travel they have and the rebound and damping systems. Gears again will be either SRAM or Shimano Rapid fire, XT or XTR, more money could be spent on carbon or very light alloy cranks, the brakes should be hydraulic discs from Hayes, Pace or Magura or stick to the trusted V-bakes. Wheels from Shimano or Mavic or some fancy carbon wheels, but remember they will have to take a lot of punishment, so maybe better to go for reliability over light weight expense. Carbon handle bars, stem and seat pin and a light weight race saddle and Time or Shimano SPD clipless pedals, then your choice of tires will depend on what terrain and ground conditions you are going to ride on.

+ And Downhilling?

Downhill bikes are very different, more like a cross country motor bike, but without the engine, low center of gravity and a lot of travel on the suspension on the forks and the rear end, disc brakes, wide rims and fat tires, gears are only at the back as usually a single chain set is used. Unless your going to do a lot of downhill racing then there isn’t much point in buying one as you have to get up the hill first before you can come down and as light weight is not an issue with downhill bikes, they are very heavy to get up hill with out the use of a tow rope or a ski lift.

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You can lower cholesterol without drugs by following some basic steps that will not only change your cholesterol readings, but also improve your health today and in the future. So often we use a prescription drug and hope it will magically cure whatever ails us. The truth is prescription drugs for lowering cholesterol do work. The problem is both the short term and long-term side effects.

Even more dangerous than the side effects of prescription drugs to lower cholesterol is not getting cholesterol under control. Over time, high cholesterol can lead to numerous conditions of the heart and arteries, not the least of which are atherosclerosis (hardening of the arteries), stroke or heart attack.

Here are 5 steps you can take today to lower your cholesterol without prescription drugs.

Eat right. May sound simple, but diet has such a significant impact on lowering cholesterol that it should be the number one factor you look at in determining if your high cholesterol is hereditary or a matter of dietary choices. A low fat and low cholesterol diet is the first step toward lowering cholesterol.

Exercise. Improving cardiovascular health is a step toward reversing the effects of high cholesterol. Exercise itself doesn’t directly lower cholesterol, but will strengthen the heart and entire circulatory system.

Quit smoking. If you smoke, the plaque build up in the arteries due to high cholesterol is accelerated. When plaque blocks the flow of blood to the heart, the muscle has to work harder to get oxygen. This can lead to a heart attack. If the arteries get completely blocked with plaque from high cholesterol then a stroke can occur.

Relax. Chronic stress can affect cholesterol levels. If you are constantly stressed and eating a low cholesterol diet, you may not see any improvement in cholesterol readings until you learn to relieve stress.

Talk to your doctor. Not all doctors are quick to prescribe medications. In fact, the more enlightened doctors will help you form a diet and exercise plan that is suitable for your current overall health and abilities as a first step toward lowering cholesterol. It is always important to ask your doctor if your decision to follow a specific diet or exercise plan is right for you. In addition, do not stop taking medications before consulting with your doctor. You can lower your cholesterol with diet and exercise, and under the care of your doctor, see about removing drugs from the process.

It does not take long to see significant improvements in your cholesterol. Lower cholesterol can be yours in just a matter of weeks.

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