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July 27
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Motorola Radio Equipment


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Commercial radios vs. ham only radios
Basic Radio Features
Details about Moto Portables
Recovering from error codes



Why use commercial radios on Ham bands

I asked a few hams that use commercial radios on the ham bands (mostly VHF and UHF) ....
"Why do you prefer
commercial radios over ham only radios?"

These are the reasons that I heard most often:
  • More rugged and durable in every way.

  • More rugged and durable accessories

  • Longer battery life and in many cases, less expensive.

  • Designed to be operated for at least an 8 hour work shift with considerable amount of TX.

  • Better filtering to cut down on intermod and desense.

  • Can be used as a Part 90 radio (business, public safety, etc) and on the ham bands.

  • Can be programmed to RX only if necessary to prevent accidental TX.

  • Most will operate in wideband and narrowband FM. Narrow band TX is a requirement on non-ham bands very soon.

  • Many will operate analog and digital modes such as P25.

  • Many will send and receive automatic ID and selectable status messages using MDC1200 data mode. Makes check ins a very quick process. The callsign of the transmitting station shows up on every receiving radio's screen.

  • Use pre-programmed radios and direct folks to channel numbers. All the settings are pre-programmed and cannot be changed by mistake under stress.

  • Superior audio power and audio “tailoring” for easier listening in high noise environments.

  • Superior TX and RX voice quality.

  • Many have pre-programmed scan groups that are user modifiable and much faster scan speed.

  • Many have true priority scanning (in fact, on some, dual level priority!).

  • Some radios allow front panel programming!

  • Better Receiver front end filtering and sensitivity.

  • Less susceptible to front end overload and intermod issues.

  • Many mobiles offer 110W RF output on VHF and UHF.

  • Most all radios (HT and mobile) that have enough audio when turned up that you don't have to run it full tilt AND hold it to your ear to hear it in a moving vehicle with the windows down.

  • The commercial gear is more user friendly. There are, in some cases, 100s of options for optimal performance and additional 'bells and whistles' that are pre-programmed and cannot be mistakenly changed during operation.

  • Manuals are MUCH easier to read and understand.

  • Service Manuals and Operator Manuals are available in PDF form.

  • Immense amount of information on the internet. Forums, targeted web sites from manufactures, dealers and “geeks”.






Basic Radio Features and Configurations

Motorola Saber Series

The SABER family of radios offers you sophisticated features and flexibility in two-way portable radios. The microcomputer and custom designed integrated chip set give you a small, lightweight, high performing, totally field programmable portable with superior specs. SABER radios are a synergistic blending of advanced operating features with efficient radio use. The variety of models and options available allows you to select the communications tool that meets your needs best. The SABER family upholds the quality, reliability and high performance standards you have come to expect from Motorola.

Here is the SABER family at a glance.

Synthesized - Multiple Channel Capability - Synthesizer technology provides the capability to select the number of channels needed up to the model's full channel capacity in all VHF/High Band or UHF models. This multi-channel capability is adjustable in all models to satisfy system requirements that range from basic to complex.

Enhanced Audio - A loudspeaker working in conjunction with our unique Audio Filter IC's and microcomputer makes SABER one of the loudest and most intelligible portable radios Motorola has developed.

SABER's microcomputer-aided acoustic system reduces distortion, which means improved voice intelligibility, at high volumes.

Battery Saver - The advanced microcomputer is able to temporarily shut-off non-required radio components during periods of non-activity. The radio continues to monitor and operate at a level that reduces battery current drain. This inherent capability of the SABER radio provides the operator with additional battery life every time it is utilized.

Mode Select Operation - Mode Select operation is a major feature of the SABER radios. A mode is the list of characteristics or functions performed on a channel. With Mode Select options popular auxiliary functions can be slaved to the channel (mode) selector switch. Mode Select enables you to simultaneously select:

Transmit and receive frequencies
PRIVATE-LINE, DIGITAL PRIVATE-LINE or carrier squelch operation on any of the modes in the radio
Time-out timer
Power Level
Other radio operational parameters such as ID codes, Pretimes, Emergency, Squelch Level and Deviation
Mode Select simplifies radio operation by eliminating separate controls and switches. It is similar to "one button tuning" on a color TV. The radio operator has only one switch to control, making operation quicker and less confusing. This virtually eliminates the chance of putting the radio into an invalid operating mode, and as a result, there is less potential of transmitting or receiving incorrectly.
Multifunction LED - A top mounted multifunction red LED illuminates to indicate transmission, low battery or channel busy.

In the transmit mode, the LED illuminates to show RF power is being generated. The LED will flash to indicate a low battery level. As an option, in the receive mode, the LED can be lit to signify that the channel is busy.

Field Programmable - All the radio's functions such as frequencies, squelch codes, power levels and other operational data can be modified in the field by reprogramming the radio's EEPROM. Changes are made without opening or disassembling the radio.

The SABER radio can easily respond to your changing system needs. Individual radios or channels can be "personalized" according to the operator's requirements, for optimal efficiency. Should you need to change or expand the system, all portable radio channel reassignments can now be easily reprogrammed in the field.

Universal Connector - This multi-function flush mount gold plated connector accepts various audio accessories, an attachment to a reprogramming device, as well as tune and test cables.

All reprogramming, tuning and testing can be performed by a simple attachment procedure, without opening the radio.

Meets Stringent Environmental Specifications - SABER radios are ALT tested; the unique Motorola Accelerated Life Test which simulates five years of field stress in two months. SABER also meets a comprehensive variety of environmental standards contained in U.S. Military Standard 810 C, D and E. Created by the Department of Defense, these testing standards are among the most rigorous for radio equipment today.

The SABER family of radios meets the military standard for shock, vibration, temperature, low pressure, dust, humidity, rain, salt fog, leakage and solar radiation. We have designed out known failure modes, designed in ruggedness, and verified the process with the ALT, MIL-STD 810 C, D and E, and EIA RS-316-B.

Advanced Housing Material and Construction - SABER's contoured one piece molded polycarbonate/polyester housing helps provide protection to the radio's internal electronics while ensuring reliable performance.

The solid construction and rugged mechanical integrity of the SABER radio will assure dependable communications in extreme weather conditions and will withstand rough handling and accidental drops.

Compact, Light-Weight Design - The unique architecture of all internal components requires less space and provides far greater option capability without increasing the radio's size and weight.

The SABER's precisely tailored size provides a comfortable hand grip for ease of handling in any environment.


Saber and Saber "R" Series

Wide band only


The Saber I is the most basic of Sabers. This radio has 12 channels and it is available as either a Secure Capable or Non-Secure radio.


The Saber IE (also known as a 1E) is capable of 24 channels by having two zones of 12 channels each. What is normally the Secure / Clear switch on top now selects between the two zones. The top escutcheon on one radio that I have seen has a single dot for zone 1 and two dots for zone 2. I have seen others that have an A or B on the top escutcheon. You could also use the zone selector switch and some careful programming as a way to select Talk-Around or Direct for each repeater (i.e. simplex on the output frequency), by programming zone one with twelve repeaters and zone two with the matching talk-around frequency. This way if you're on any channel, a flip of the switch gives you talk-around. In a Saber IE secure radio you then have the option of slaving the secure transmit to specific modes so that you can still use the top switch to select zones, or assign the switch to secure/clear use and losing the second zone.
The Saber IE also has the different front shield assembly. It includes a small memory board and connecting cable in the position that would be used for the display board in a Saber II or III. The part number for the front assembly should be NTN5686A. The radio's on-board memory is insufficient to accommodate 24 channels and needs the extra board.


The Saber II is capable of either four zones of twelve channels, or ten zones of twelve channels. The difference is in the front shield assembly. The 48-channel radio has 2 KB of memory and when disassembled will have four surface-mount ICs on the back of the front display board. The 120-channel radio has 8 KB on the front display board in five surface-mount ICs. However, there is an exception to this rule. If an 8k radio is programmed as a 2k radio by selecting option H670 Omit memory - 2k memory option under Radio Feature Options in the RSS, it will appear to be the same as a 2k radio. It can be restored to an 8k radio with some trickery, but that's another article!


The Saber III is basically a Saber II with the full keypad. It offers multiple channels and zones, analog only, no trunking. The full keypad allows you to use some other options such as user programmable scan and DTMF. Otherwise it's the same radio as a II.

There is also a version of the Saber which carries an R suffix (i.e. Saber 1R, Saber 2R). These are ruggedized versions of the Saber originally built for the Military: the Marine Corps, Navy Seals, Green Berets, and other units requiring an ultra-rugged radio for field communications. The cases are completely different and incompatible with standard Saber case parts, batteries and many accessories.

    Saber I, Saber II and Saber III
  Saber R I and Saber R II

Systems Saber

Wide band only
Generally the same features as the Saber series plus trunking and additional modes (channels).

The Systems Saber is capable of analog trunking operation and it has increased channel capacity, up to 255 channels. Yes, there are other feature changes, such as the buttons are reprogrammable (the ones on the regular Saber are not), but I will not get into the nitty gritty of the exact differences in this article. Please note, you must use the Systems Saber RSS to program this radio. If you use any other software, it will not work, and you may damage the radio.

  Systems Saber I,
Systems Saber II and Systems Saber III
  Systems Saber III in dropin charger

Saber and Saber "R" Series and Systems Saber

Wide band only

VHF ranges:

  • 136-150.8 MHz - Government/military surplus and usually referred to as the government split. Programs up on amateur, MARS or CAP channels with no problems.
  • 146-162 MHz - This will cover the entire USA 144-148 MHz amateur band with modifications to the programming software.
  • 146-174 MHz - Wideband split.
  • 148-174 MHz - This is a wideband split only found in low power H33 series Sabers.
  • 157-174 MHz - This is the most useless VHF split to an amateur, but they make good trading radios or parts radios. Also, these can be changed to a more desirable band split by swapping the modules. For example if you had a Saber III on this split and a Saber I on 136‑150 Mhz you could swap the modules around and end up with a 136‑150 Mhz Saber III and a 157‑174 MHz Saber I you could sell to someone on a commercial channel.

UHF ranges:

  • 403-433 MHz - Government / military surplus and usually referred to as the government split. These are useless for USA ham use as they will not cover the 440-450 MHz (repeater) segment of the amateur band. 
  • 440-470 MHz - The absolute perfect USA amateur split radio! Will stretch down as far as 438 with no problems.
  • 458-490 MHz - This split will not extend down to the ham band, making it a trading radio or a parts radio.
  • 482-512 MHz - Again, not useful to an amateur... Another trading radio or a parts radio.
Astro Saber and Astro Saber "R"

Wide band and
narrow band

This version is very different than the previous versions. The most important is the addition of the ability to add P25 and narrow band to the radio.

The Astro Saber is a totally different radio internally than the original Saber. In my opinion the only thing they share is that they are similar in size and shape and uses the same battery, battery charger, antenna and speaker-mic. It will do both wideband and narrowband analog on a per-channel basis plus added digital capability including multiple encryption keys (Option H869), OTACR (Over The Air Channel Reassignment) and OTACS (Over The Air Channel Steering). Not all the Astro Sabers are digital, however they are all capable of wide band and narrow band RX and TX.

There is also a version of the Astro Saber which carries an R suffix (i.e. Astro Saber IR, Astro Saber IIR). These are ruggedized versions of the Saber originally built for the Military: the Marine Corps, Navy Seals, Green Berets, and other units requiring an ultra-rugged radio for field communications. The cases are completely different and incompatible with standard Saber case parts, batteries and many accessories.

Astro Saber I,
Astro Saber II and Astro Saber III


 
Astro Saber III





Recovering from error codes and messages

Most of the error messages can be corrected. We can restore the radio and change it from a very expensive paperweight to a great radio again. Most error messages are software or firmware related. This recovery involves reprogramming the radio at the bit level and can take time, but it is well worth the effort.

Please email us with your error message and any recent history that may give us a clue to recovering the radio. We may be able to give you a price quote based on prior experience.





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