poorly charging battery

It’s a common phone call, “my battery won’t hold a charge” or “my battery won’t take a charge”. One fast and easy tip: Clean your battery contacts, both on the radio and charger, with a pencil eraser. This will clean off the day to day grime and film, allowing your radio to make better contact with the charger. Refrain from using any alcohol or cleaners, which may cause a film to develop.

Motorola battery date codeIf you are still having difficulties, check your battery’s age. There should be an easy to read date code on the label. For Motorola brand batteries this will consist of a 3- or 4-digit number.  On the 3-digit date code the first number represents the year and the next two numbers are the week of the year of manufacture. On the 4-digit codes the first two numbers are the year, followed by the week of the year. Example: 1611 would be 2016, the 11th week.

Battery life depends on the chemistry and how you treat it.

A typical NiCD battery will last 18-24 months before needing replaced. (NiMH 14-18 months, Li-Ion 12-14 months) If you have conditioning chargers you can typically get an additional year out of most batteries. Charging your battery only when it is nearly depleted is a good habit. Users who only put their radio on the charger once a day have better results. Placing your radio on a charge periodically throughout the day will age your battery quickly.

The technicians in the radio repair center will tell you many radio repairs could be avoided if the radio user would simply have replaced the battery when it was needed. Once the radio is allowed to operate with a bad battery for a while, soon that radio is needing repair. Why? The radio may have components damaged by a shorted out battery, the radio may operate in a brown-out of sorts slowly damaging components, or corrosion from the battery may eat at the charge contacts internally and eventual cause charging and power problems.

What are the signs of a bad battery, aside from checking the date code? You may experience problems with static and intermittent transmit, along with the battery not going a full day on a charge. Simple test to see if it is your battery or the radio having the problem, try a known good battery from another radio. If this clears up the problem, you need to replace your battery.

Motorola batteries have a one year warranty. If you have a battery less than one year old which is having problems. Send it to us, along with a note, and we will run the battery on the reconditioner/analyzer. If it tests bad, we will replace it under warranty.

If you have questions give us a call here at Delmmar Communications, 800-872-2627. We are always happy to help.

Jack’s radio

If your radio could talk………

My user, Jack takes me off the shelf in the garage and gently plugs the charger into my charge jack. I can feel the juice surging into my power source and I begin to perk-up a bit. As I gain some strength I take a look around the garage, I see familiar items. A tent and sleeping bags lay on the floor, as well as a cooler and a dark green duffle bag. Looks like we’re going HUNTING!

Jack & I love to go hunting – being out in the wild with our buddies, just doesn’t get any better than that. I can’t wait!

As I sit patiently on the shelf I begin to feel that my battery is not taking the charge like it did when we were younger. I really need a fresh battery pack every 18 to 24 months to work my best and keep Jack in contact with our buddies. I sure hope he has a new, fully charged battery to take along on our trip, for I fear this one is “not going to do the job” and Jack will be disappointed in me. I really don’t like it when he shakes me and pounds me into the palm of his hand. I like being crisp and clear for Jack, but I can’t do it with a tired old battery pack. What if Jack doesn’t have a new battery for me – what will I do?

Please, Jack, call the girls at Delmmar Communications and order me a new battery, they will ship it out to us PDQ and we’ll have a wonderful hunting trip. Just doesn’t get any better than that!
~JMc

2-way radio range

Handheld radios, such as the Motorola CP200, will generally transmit radio-to-radio, line-of-sight up to 2 miles. Once you start putting obstacles between the radios you will shorten your range. Even the body fluid of the person wearing the radio on their hip will absorb some of the range. Higher wattage radios will have a slight increase in range and a significant increase in clarity of transmission on the outer fringes of your range.

Mobile radios, such as the Motorola CM200, will generally transmit radio-to-radio up to 8-10 miles depending upon the obstacles and the terrain.

Base stations will generally transmit approx. 8-12 miles.

What can you do to improve range? Contrary to popular belief wattage does not determine distance. Antenna height and placement determines distance.  Hold your portable radio perpendicular to the ground, not slanted like you would hold a phone. This problem alone could decrease your range by up to 2/3s. Don’t shout CB-style, shouting reduces talk-range on industrial-type radios. If you have a radio user who stays in a fixed location, think about adding a small base station into your system. Have your radios serviced every two years to maintain peak performance.  When using a mobile radio or base station: Be certain with your antenna that it is installed correctly. You can improve the range of your mobile radio by using an antenna which is cut to the appropriate length for your primary transmit frequency. Proper positioning of the antenna on the vehicle is key to good range.

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