That way when you see a frequency response graph, you'll know how deviations from a given target are going to impact the music that you listen to. The jagged response above 5kHz makes the treble a bit ‘coarse’. Vivamus gravida January 19, 2016. Long ago, the K701/702 were both designed and manufactured in Austria. Even in the bass distortion is below 1% which is good for a dynamic driver. Here, you can find also very good review of DT880 and K702 – must read!. It is an open headphone with a detachable cable, slightly slanted pads and a different color scheme. AKG K702. Thank you so much for this. Ramblings. Below the K702 vs the K501.The K501 is an oldie. The bigger the deviation the stronger the effect. The bigger the deviation the stronger the effect. To test this the headphone is measured via a low impedance amplifier (0.2Ω) and a high impedance amplifier (120Ω). The AKG K240 Studio and K240 MKII use the same drivers and have the same frequency responses. The Sennheiser HD 600 and the AKG K702 are both open-back, over-ear headphones that are similarly suited for critical listening. Only when there is a substantial seal breach one will notice lower bass notes are subdued. Update: AKG has also K702 model (around 950-1000plz) – also pretty good with detachable cable (potential for upgrades!) Recent Comment. This means that the sound from the outside world can play inside the earcups and vice versa. AKG Pro Audio K702 Over-Ear, … The 5dB ‘dip’ around kHz is audible and makes the K712 sound a bit less ‘edgy’ / ‘forward’. Published: Feb-3-2020, updated: Aug-8-2020. On the other hand, the AKG don't feel as tight as the Beyerdynamic, which is more comfortable for … L and R markings are located on the headband. The headband can adjust over a wide range but isn’t padded. are over-accentuated. 160 St-Viateur Est, Suite 408, Montreal, Canada, H2T 1A8. Around 2kHz there is a little lingering (the small bump in the FR, it seems happy to vibrate at that frequency) but is very low in level. Another small difference is that Q701 comes with a Quincy Jones line logo on the earcups that close the cups, but that doesn't seem to make any noticeable difference in our measurements. Type: On-ear, open In-Ear Fidelity is supported by the following: Support those who support us! The elevated upper mids and treble that is responsible for the bright character can be lowered to normal levels using a passive electronic filter. Think of it as flavours, like in ice-cream. On the other hand, the AKG don't feel as tight as the Beyerdynamic, which is more comfortable for long listening sessions. Perhaps the only real difference is color and the fixed cable to justify the price difference. Max. Frequency response (tonal balance) is the most sound-determining aspect of headphones. The effect of this filter is shown below. The small ‘bump’ around 2kHz makes the mids sound a bit too ‘forward’ but not in an annoying way. On a higher output resistance amplifier the output level will be considerably lower. The tonal balance is hardly changed when listening to these headphones with or without glasses. Weight: 235 g. Most people won’t hear a difference between those two models. As the pads remain firm for quite a long time the change will go unnoticed I reckon. AKG K702 = a proper open back, sounds absolutely amazing straight out the box, perhaps a shade lacking in volume level due to the 200mW drivers, the sub bass interferes with the vocals, backing the volume off a little solves that. Both headsets use identical Varimotion 30mm XXL transducers with a 15Hz-40kHz frequency response, making them sound nearly identical. Again, this can be seen on frequency response graphs for all of the AKG K7** series headphones, and it manifests in the sound occasionally. The filtered K702 (the right plots) show the overshoot is removed but there still is a second pulse. frequency response graphs, CSD waterfall plots, subjective gear reviews. ... As for the K702 it is mostly used for mid to high frequency referencing, the bass response is really nonexistent. Also the treble is about 2dB lower which makes the K712 a bit more ‘laidback’ and ‘smoother’ sounding. Below the K702 vs the K7XX.The K702 is much more ‘brighter’ but is lacking in the lower bass. Add to that the K702 is an open headphone and that it does not play sufficiently loud from phones/tablets and cheap DAPs makes it obvious this headphone is only really suited for home and studio usage. But if the process is similar to the physical way of frequency reflections of studio monitor speakers in the room (bass frequency waves remain longer in the room than higher frequency waves), then the AKG K702 could bring a fairly flat sound reproduction to the sensory celly in your ears. Upper treble is 1dB higher in level though. When a product is discontinued or no longer popular, we sell the purchased products locally in Montreal, Canada. The output resistance of the used source/amplifier has NO practical influence on the sound. IMPROVED SOUNDSTAGE & RESPONSE Tweaked to deliver an extended frequency response and a wide locationally specific soundstage these headphones put you closer to your music than ever before INSPIRED BY A LEGEND Based on the AKG K702 65th-anniversary-edition headphone this rendition features the same dynamic driver technology and superior build quality—plus a few … The K702 have a detachable cable that is easily replaceable if damaged, which makes them a bit more durable and better-built, but that’s about it. Although these headphones are quite loud and leak a lot, the profile of the leakage is narrower that most open headphones we have measured. They're not designed for sports and only stay in place during casual listening sessions. ALL measurements are made with a good SEAL on a flatbed measurement rig. The AKG K701 look almost identical to the K702 and K712 PRO. The AKG K701 look almost identical to the K702 and K712 PRO. I found this (look at the top review, by gabrielnorena) where the user owns both the 65th anniversary edition and the K712, their description of the difference sort of matches your frequency response chart above for the k712 vs k702 with … The step response plot below  (Left, Right)This plot shows the impulse response/clarity is accentuated and peaks out 4dB above the mids. Usually I don’t post them unless something is wrong but in this case I will post the plot. Deviations in different severities at different frequency bands have an effect on the sound character. The AKG K702 has a ‘bright’ tonal balance similar to the K701. With some music there is sibilance. According to response graphs, these are are much flatter than the K702 from 80Hz all the way up to 7kHz ... AKG K702: Industry standard openback headphones. Nom. beyerdynamic DT 990 pro VS. AKG K702 Advice. For the going streetprices (around € 140.-) this is a good and comfortable headphone that can take a beating. The AKG K702 currently retails here in the UK for around 120 GBP and has a reputation for having a flat frequency response (ie. Advertising enquiries. The headphone is light in weight. There still is a resonance which the filter can not remove. The 2nd harmonic distortion is probably lower than 0.2% around 1kHz as limits of the test rig are around that level. The open-back ear cups are well padded and covered in a suede-like fabric that gives the headphones a more premium appeal. Due to their open-back design, these headphones don't offer any isolation below 1KHz. They're not made for commuting or to use at the gym but are ideal for appreciating high-quality audio in a quiet environment. The K702's are reference, open, over-ear studio headphones for precision listening, mixing and mastering. It powered my old AKG K500 enough to even give it some more slam in the low-end. The Philips are also more comfortable for long listening sessions, although the AKG feel more durable. Back to Graph Database. The open back ear cups are large and circular and covered in a suede-like padding that gives the headphones a premium appeal. Each had those annoying head band bumps that a lot of people complained about. By contrast, the K712s are much smoother through this frequency region and, as a consequence, are more revealing of detail in the mix. S.P.L. Frequency Response Graph Unfortunately I can’t find a frequency graph for the K612 (at the time of writing) – so I’ve used the K702 and K601 graphs – mainly because it fairly closely matches what I think I’m hearing. © 2021 9298-5266 Quebec Inc. All Rights Reserved. Frequency Response. Deviations in different severities at different frequency bands have an effect on the sound character. This test measures the frequency response at various SPL (70, 80, 90 and 97dB) and then overlay the plots to see if the driver shows non linear behavior due to damping or other problems. Related: AKG K701 vs. K702 Cable: 3m terminated in 6.3mm TRS + 3.5mm adapter The signal doesn’t follow the stimulus in the horizontal plane and quickly drops down. Below the distortion measurements of the K702 (Right channel)Below the same distortion plot but with the vertical scale in percentages instead of level differences. They're best used for critical listening in private. AKG K701 Frequency Response and CSD Waterfall Plots ... As far as I can tell, the 65th AE seems to sound pretty similar to the K701 graphs on here, but with the advertised additional bass. The biggest improvement is in the frequency response. As I've already mentioned, the AKG family sound has a tendency to brightness, and in the K612 and K702, this manifests itself as a brash and occasionally gritty emphasis on the upper mids. They have two-tone navy blue and silver color scheme and an old-school retro design that will work for some. Equipment Forums. Excellent sound quality for neutral listening. It just doesn’t play very loud directly from a  phone and requires quite some volume for the bass to ‘snap’ into the correct level (Fletcher Munson / equal loudness contour curves) These headphones are not tight enough and will easily fall your head if used while running. The AKG K702 is a modernised K701. Below the square-wave response of the K702. Here you can vote for our next review, Compare graphs from our headphones test results in order to make a clearer and more informed decision, We buy our own products to test. You want flat because then the sound your working on is actually there in the audio and it will translate better to other speakers and systems. Nunc pulvinar sollicitudin … Below an aid to help determining the sound character of headphones with relation to the frequency response. Below the frequency response of the K702 (Left, Right)There is a slight but not audible channel imbalance. Beyond 1ms the signal drops gradually and shows the bass roll-off. Above 1KHz, there is a 3dB/Octave roll-off present, which won't be effective in blocking outside noise. They will sound great with high-res audio and an amp. The only real longevity issue is the elastic bands that aren’t easily replaced by owners.
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