This unit was voted as one of the best dacs of 2019 and its versatility as a preamp wphono make it an echo pick for value. Parasound s mission is to put great sound into stunning packages, priced magnitudes lower than any competitor. Parasound hca1500a amplifier ss by steve in az looking for a new amp or preamp. I turn them onoff with a panamax 5300 switched outlets. Amplifier a friend says may be the best i have, the parasound hca 1500a, essentially the brilliant curl amplifier design that has lived on through upgrades in the 3500, jc1, and beyond.
Hifimanuals uses cookies exclusively to gather anonymous data that help us improve the website. They are all all four in the amp, two on each channel measuring as 2 diode junctions i replaced them with the larger cased 2sk1530 and 2sj201. I have owned this since new and used it as a siderear amplifier as part of my home theat. It also made some chassis hum, but about the same as the parasound hca 1500a in a different location, as far as i could tell. This john curldesigned amplifier brings out all the subtle details of your music, yet still has the punch for the boldest crescendos and home cinema specialeffects. Parasound has a reputation for offering wellmade audiophile and home theater. Sustained 2 ohm loads are not advisable with any parasound amplifier. I also have an hca 800ii that i recaped and souped up a little that is also well worth having in a budget system, even though thought it is not a john curl design. Multiple polystyrene film bypass capacitors in power supply. For some reason, my first day of measurements using my personally calibrated sound technologies 1700b and my hantek scope and my recently purchased 500w2000w 2 ohm to 16 ohm loads went badly awry. Parasound hca1500a 2channel high current power amplifier amp. Look at any schematic of a stand alone preamplifier with a volume control and an amplifier with a gain control. You must be excited, it looks to be a great preamp that performs well beyond its price.
Im sure most readers will be most interested in how it performed in a home system, which makes sense. Hi, im presently using a crown k1 driving a pair of diy isobarik 10 inch peerless cc line subs. The parasound hca 1500 uses a three stage gain topology, which is common to many of parasound amps. Hi, i have a problem with my parasound hva1500a power amp. I was trying to hold out for a hca 1200 or 1500 but couldnt pass this one for the price. Product lines discontinued products hca 750a 2 channel amplifier. My parasound hca 1500a died after one week of usage after turning it off and turning it on on the next day. I have to apologize, looking at the schematic again i now realize i was wrong to recommend the bridge rectifier br as a possible source of the channel problem. Thx ultra2 certified 125 watts rms per channel into 8. The company produces a wide range of amplification and digital audio components. I intend to purchase a parasound hca 855a or 1205a, but do not currently have the money to purchase them retail support you local outlet or else theyll go away. Parasound 2250 250watt thx ultra2 twochannel amplifier. I was doing a little rearranging with my ht amps so i decided to slip a hca 1500a into my headphone cabinet with excellent results.
We delete comments that violate our policy, which we encourage you to read. The hca1500a run in stereo should sound better since it has mosfets in the driver stage. If several loads are applied from different directions, the values stated in the curves must be derated, i. Since any semblance of nuance or reading between the lines is lost on you, and to borrow your turn of phrase. I have an hca 1500a that had some shorted outputs on one of the channels. The hca 1500a, which is in the middle of their amplifier line, produces 205 watts into 8 ohms 315 watts into my 4ohm maggies and is thx ultra certified. What an amplifier, what an amplifier the old 2200 was a ground breaker in what it did at the price point. It is suggested because of the age and likely environment these. Rare pse studio two professional systems engineering power amplifier made in minneapolis. Product lines discontinued products hcaa 2 channel amplifier.
I just realized the fuse is after the bridge rectifier so even if the br was shorted it wouldnt blow the dc rail fuse, the main ac fuse would blow instead. I really thought you were following the bouncing ball. I go back to work on the ship where i work for the next 4 to 6 months. However the 1500 uses a mosfet driver stage while the does not. Second, two volume controls adds unwanted noise, especially the cheap. It is replacing an parasound hca 1500a 205wpc8 ohms. What do you guys think about this setup for primarily 2 channel listening with some multi channel audio sprinkled in when i convince the wife to let. Discontinued products hca1201a high current monoblock. You will need a free hifi manuals account to be able to. While the hca 1200ii and up are superior, the hca a is still a very fine sounding amp. View online or download parasound hca 1205a owners manual. Mccormack dna1 compared to parasound hca 1500a i know this may seem like a ridiculous comparison to some of you, but i want to understand the real differences between midfi and hifi amps other than cost. Hca capacitor replacement if i post this tread in the wrong place, please move it to the correct forum. Parasound products have won bestinclass awards in the most popular audiophile publications year after year.
Parasound manuals, schematics and brochures hifi manuals. Adding an external amp to your receiver is a good idea. The biggest collection of parasound manuals and schematics. Under normal conditions you should turn them all the way to allow full power output from your amp. I recently pickup a new hobble and purchase a non functional parasound hca 2ch amp. Parasound hca1500a 2 channel power amplifier for sale online. It sat in the box until i purchased the parasound hca 1200 on ebay. Each precision component within your hca1500a is carefully selected for optimum sound quality on even the most challenging music and film soundtracks. Having owned and enjoyed a parasound hca1500a for several years i gave it to. Buy parasound 2250 250watt thx ultra2 twochannel amplifier. Our design and manufacturing partners have stayed to work with us for decades. A testament to the given capacitor builder, and the robustness of the circuit. Parasound hca1500 or alternative audiogon discussion forum. I listened to the nhtpro a20 studio reference monitor system in three locations.
Aug 29, 20 ive been using my parasound hca2205a amp for a few years now. Parasound hca1500a repair and possible upgrades page 6. A typical useage would be for a projector maybe you want the screen to come down when you output to the projector. Merch rep the community and hobby you love so much. Let me try and use words with small syllables so i dont have to repeat myself. Jul 29, 2015 i am using the parasound hca a amplifier. Parasound hca1500a manual high current power amplifier. They will also power back up immediately after shut down when using the amps front panel switch from standby mode. I have been in touch with parasound and they indicated that this amplifier had been replaced by the halo a23. Parasound a23 or parasound hca 2200 audiogon discussion.
Your hca 1500a was designed by renowned circuit designer john curl to meet or surpass the stringent standards required by lucasfilm for use in thx home cinema systems. Cascoded class a input stages with matched jfet pairs handpicked complementary mosfet transistors in high voltage driver stage 8 complementary pairs of 15 ampere 50 mhz output transistors. Oppo udp205, parasound p5 preamp, parasound hca 1500a amp, furman elite 15 dmi power center, totem arro speakers, svs sb2000 sub, audioquest hdmi, speaker and analog wiring. Your parasound hca1201a high current monoblock power amplifier was built using only the finest precision components available for optimum musical quality and performance. Michael barnes of norh said it wasnt possible to get a schematic because they oem the se9 from someone else. Discontinued products hca1500a 2 channel amplifier. Indeed, the hca 3500s attribute that i found most impressive was its ability to extract.
Both amps will turn right back on after complete ac shut down. That sounds pretty hot, but youre apparently driving 5 spkrs. Pse studio two power amplifier professional systems. Where should i set the volume controls on the back of my amp. On my own original belles 450 still got it packed away, one output. How many pairs of speakers can i run off a single stereo. Samsung pn f8500 60 tv, denon avr x4200w, onkyo tx sr805, parasound hca 1500a, svs prime towers and center, svs prime satellites, proficient surrounds, duo kreisel dxd subs, psa s3000i sub, oppo 103d player, panamax m5300 pm, monster htr 3600. Parasound is a californian manufacturer of hifi equipment. Download the parasound hcaa manuals for free from the biggest parasound manual and schematic collection on the web. Virtual systems let the world see what youve built. View and download parasound hca 1500a owners manual online. Perhaps the best value in a home thx ultracertified amplifier to be found anywhere. Parasound hca1500a service manual download, schematics. Massive encapsulated 2 kva toroid power transformer.
A class a dor subs at least if not for driving mains. Parasound has a reputation for offering wellmade audiophile and home theater products at reasonable prices. Visit us online for more information or to download service manuals today. Add an hca 1500a 205w x2, thx and use for surrounds. So my question isis the parasound hca a adequate to drive the c1s to full potential. The hca1500a, which is in the middle of their amplifier line, produces 205 watts. Mccormack dna1 compared to parasound hca1500a audiogon. For precise carriage dimensioning, our software dimaxes is available calculation is identical to the corresponding hle size refer to other accessories and software, page 34. Parasound hca1500a repair and possible upgrades diyaudio. There were things that bothered me about the hca 800ii layout that seem to have all been addressed with the a. I currently have a parasound 2205a 220w x 5 amp and like it very much with my allparadigm studio ref. Parasound hca2205a power up problem home theater forum.
Discontinued products hca2205a 5 channel amplifier. It was purchased in 2003, and has been sitting in my closet for 2 years ever. Nov 05, 2007 for sale is a parasound hca 1500a thx ultra certified 2channel amp featuring 205 watts at 8ohms stereo, 315 watts at 4ohms stereo, and 630 watts at 8ohms mono. Discontinued products hca1500a 2 channel amplifier parasound. Parasound hcaa amplifier overview and full product specs on cnet. For around 1516 hundred bucks, the owner obtained a world class power house.
Each precision component within your hca 1500a is carefully selected for optimum sound quality on even the most challenging music and film soundtracks. Pioneer hpm 100 crossover schematic jbl 07122019, 05. Parasound hca3500 power amplifier specifications description. Your hca1500a was designed by renowned circuit designer john curl to meet or surpass the stringent standards required by lucasfilm for use in thx home cinema systems. This john curldesigned amplifier brings out all the subtle details of your music, yet still has the punch for the boldest crescendos and home cinema specialeffects explosions. The hca 1500a run in stereo should sound better since it has mosfets in the driver stage. To purchase hca 1500a spares or accessories, please contact the company via their website or visit an authorised retailer. Its not the dc offset fluctuating, but rather a circuit noise, so it could be any. This website is not affiliated with or sponsored by parasound. Parasound hca1500a 2 channel amplifier solid state audiogon. Multichannel amplifiers free delivery possible on eligible purchases. I run a parasound hca 1500a 200wpc and its rarely more.
This amp weighs 40 pounds and is built like a tank. Download the parasound hcaa manuals for free hifi manuals. A closer examionation of the specs for both amplifiers reveals a possible reason. Parasound hca 1500a repair and possible upgrades updated.
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