There seems to be a problem serving the request at this time. The impedance of a piezo tweeter is way higher than the typical woofer or tweeter to begin with. Piezo source manufacturers the powerline series to the exacting production, process and material specifications developed by motorola. Piezo driver 15 items found from ebay international sellers motorola cts powerline ksn piezo horn driversx2 very rare. Using a 22 mm ceramic piezo element, grs piezo tweeters follow cts original recipe and are far superior to most lookalike piezos.
Simplest piezo driver circuit explained homemade circuit. Finden sie topangebote fur ersatz fur motorola ksn1188a piezo horn driver bei ebay. Using a 22 mm ceramic piezo element, grs piezo tweeters follow cts original recipe and. Grs pz1188 piezo horn driver similar to ksn1188a parts express. Unfollow motorola piezo tweeter to stop getting updates on your ebay feed. Cts motorola screwon piezo tweeter driver with piezo horn lense screwon piezo tweeter driver, overall diameter 2.
Cts speaker parts including tweeters, high frequency drivers and horns for speaker replacement or upgrade. A simple piezo transducer driver circuit or a simple piezo alarm circuit is shown in the following circuit using a nand gate. The 2 khz horn products do not require an external series resistor since one is built into each unit. Order this document by an1690d semiconductor, pelletier sensor applications engineering motorola semiconductor products sector phoenix, arizona the mc14600 provides the signal to chirp the piezo horn. Cts tweeters, high frequency tweeters and horns cts formerly. So please make sure to do this otherwise the circuit will not work. Replacement for motorola ksn1177 dual high frequency. Peavey rx14 compression driver, in jbl 115 speaker cabinet duration. I was wondering what type of capacitor value should i use with the piezos and the horn driver and how should i wire everything them so.
Although developed and patented in the early 1970s, it is still a workhorse in commercial sound installations. A piezoelectric tweeter is a type of audio speaker built to generate highfrequency sounds. Do not operate with continuous high voltage at frequencies below 20 khz. Ss audio piezo horn driver speaker repair diaphragm for motorola ksn1005 ksn1001. Mating a piezo tweeter with a 12 woofer will leave a large gap in your frequency response. Great option for replacing your old motorola piezo driver. A new type of tweeter horn employing a piezoelectric driver jonathan r. Piezo source 400 w powerline series the best group.
Powerline compression driver with 2 khz crossover and built in electronic overload protection. They were more than likely made when motorola closed shop and, sold rights to another. The piezo tweeters and drivers in the piezo source original line of motorola. Hello, im trying to do the wiring on a cab i made with a 15speaker and 2 motorola piezo tweeters and 1 horn driver. Replacement for peavey double piezo horn, community, and many others. Tweeter frequencies pro audio hornscompression drivers. Piezo tweeters, as they are sometimes called, are usually used to create sounds between the 2,000 hertz hz and 20,000 hz frequencies. Sep 14, 2014 piezo tweeter tweaks for better sound william staten. Powerline compression driver with 2 khz crossover and builtin electronic overload protection. Very commonly used tweeter in musical instrument, sound reinforcement and dj speaker systems, it is also popular for use in carpeted automotive speaker boxes. Cts motorola ksn1142 piezo electric horn tweeter driver. Adding about a 47 to 50 ohm or so resistor reduces the extreme treble response by about 3 db at 20 khz, and by about 2 db at 16 khz. Customs services and international tracking provided 2 two replacement for motorola ksn1142a piezo horn driver.
Grs pz1188 piezo horn driver similar to ksn1188a the pz1188 is specifically designed and engineered to be a replacement for the very popular ksn1188a piezo horn drivers from days gone by. Replacement for motorola ksn1177 dual high frequency horn tweeter 3. Bluz broz distributes motorolacts piezo electric tweeters and is one of the. We are pleased to report that the rumors have proved true and we have located the prime manufacturer in the united. As everyone knows, cts ceased manufacturing their piezo electric tweeters a number of years ago. Piezo tweeter construction lets consider, in detail, the construction of the cts super horn piezo tweeter. However cheap you get it its not what you want, the best you can say for those motorola piezo hf units is they make a sort of high frequency noise that sounds like it might have something to do with the wave form sent it. For the smaller piezo units that cut off at 45 khz, a series cap of 1.
There is also an emblem of some sort between to the two terminals. No, technically piezo tweeters do not require a crossover. The ksn 1142a speaker was designed to provide a smooth response over the 2 khz to 20 khz range. Nov 23, 2009 hello, im trying to do the wiring on a cab i made with a 15speaker and 2 motorola piezo tweeters and 1 horn driver. Does not require a crossover and is perfect for use for general pa applications where long. The original motorolacts horn drivers from piezo source. Popular replacement speakers for home, auto and professional speaker cabinets. Ss audio piezo horn driver speaker repair diaphragm for motorola ksn1005 ksn1001 4.
A brand new aftermarket peavey 115tls dual high frequency horn tweeter 6. The powerline series of speakers developed by motorolacts incorporate protection circuitry which allows them to be used safely with amplifiers rated as high as 400 w. Delivery options see all 2 two replacement for motorola ksna piezo horn driver. The cross fire is 90 degrees and the hole opening is just smaller than the moving element of the peizo. Initial testing has comprised connecting them to a sony xm754hx car battery powered audio amplifier in bridged mode. Cts tweeters, high frequency tweeters and horns cts. Prv audio 8mr400ndy4 8 neodymium midrange 400w 4 ohm car loudspeaker single. Please check your model before ordering to make sure you are getting the correct diaphragm.
Tiaoping 500w piezo tweeter vs real voice coil tweeter duration. The motorola piezo speaker division was purchased by cts some. Motorola cts piezo electric tweeters are extremely efficient. The powerline series of speakers developed by motorola cts incorporate protection circuitry which allows them to be used safely with amplifiers rated as high as 400 w. Grs pz1142 piezo bullet horn driver similar to ksn1142a. A piezo tweeter has an impedance this is a posh word for resistance for our purposes of something like five kiloohms. The motorola piezo tweeters are no longer manufactured. Crossover networks the piezo tweeter does not require a crossover network. The circular pzt bimorph in this case consists of two wafers, 0.
Does not require a crossover and is perfect for use for general pa applications where long throw is required. It also has a logical output that can be used to, response drives a piezo horn. At low freqs, the woofer gets most or all, if the piezo impedance is really high. Piezo tweeter experiments techtalk speaker building, audio. A new type of tweeter horn employing a piezoelectric driver. Excellent replacements for horn tweeters in a pair of pa mains. Looking at the photos, those are not the original motorola tweeters. The piezo tweeters and drivers in the piezo source original line of motorola line 400w includes. Grs piezo tweeters are built using a 22 mm ceramic piezo element, to the original cts specifications. New listing pair 2 vtg c1960s motorola tweeter horn speakers x300 stereo 50e63715a02. Cts motorola piezo electric tweeter bluz broz entertainment. Daily sound pressure exposure, in excess of one 1 hour at 105 db, may lead to permanent hearing impairment. Grs pz1142 piezo bullet horn driver similar to ksn1142a the pz1142 is specifically designed and engineered to be a replacement for the very popular ksn1142a piezo tweeters from days gone by.
This variety of speaker uses a special piezoelectric crystal that is connected to a movable diaphragm. You might want to browse the bill fitzmaurice forums for leads on places to source decent piezo s, as a number of his designs use them. I have fed it sweeping frequency signals up to 15 khz and 25 khz ultrasound tone bursts. The ksn1142a speakers were designed to provide a smooth response over the 2 khz to 20. A piezo horn tweeter might have an impedance of 8 ohms at 5 khz, but at 1khz it might be 500k or 1 meg ohm. Piezo tweeter tweaks for better sound william staten.
Piezo driver 15 items found from ebay international sellers motorola cts powerline ksn piezo horn driversx2. The ksn1086 midrange driver and ksn1090 and 1103 voice range products should be protected with a 20 ohm, 10 watt series resistor. Its a great time to upgrade your home music studio gear. This results in a product that is practically blowout proof. Ersatz fur motorola ksn1188a piezo horn driver ebay. Replacement for motorola ksn1188a piezo horn driver. The original motorola piezo tweeter will say motorola in addition to having mexico engraved on the rear of the driver.
Piezo source is the owner and manufacturer of the original motorola 400 w powerline series. You might want to browse the bill fitzmaurice forums for leads on places to source decent piezos, as a number of his designs use them. Sound module, piezo horn tweeters 90 watts each 2 piece pack replacements for ksn1056a gt10562 4. Tweeter speaker pa dj horn replacement piezo compression drivers 300w brand new replacement high quality compression horn driversthis listing is for two 2 high efficiency piezo tweeter driversfrequency response. I was wondering what type of capacitor value should i use with the piezos and the horn driver and how should i wire everything them so the amp sees an 8ohm cab. Piezo tweeter and capacitors craig vecchiones live. Piezo tweeter experiments i made a 14 element 100 spl cross fired high line array of piezo tweeters, horn off gt 1016. Inexpensive bullet piezo type horn tweeter that fits a standard type horn with 8 1. I received two piezo source ksn 1142a tweeters recently. Tweeter speaker pa dj horn replacement piezo compression.
233 83 1224 851 3 257 1406 1087 1228 1398 208 1399 627 461 958 1117 1438 1252 524 689 63 728 283 879 539 1110 772 516 1311 120 962 424 500 1103 996 461 725 1198 588 1174 371 194 587 1152 1092 794 1146 144 200 929