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RPM - Turntable Speed Accuracy

RPM - Turntable Speed Accuracy

Veröffentlicht: 2015-12-02
© 2015 Philip Broder
RPM - Turntable Speed Accuracy - QR Code
Version 5.11
4+
Laden im App Store
Version 5.11
4+
Laden im App Store
Veröffentlicht: 2015-12-02
© 2015 Philip Broder

iPhone Screenshots

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Beschreibung

The best Turntable RPM accuracy test mobile app available.
See the RPM speed variations, know as wow/flutter, of your turntable in real time graphics like you've never seen before, continuous display makes it easy to make adjustments as necessary if your turntable allows it.
Test the RPM speed and wow/flutter accuracy of your turntable, whether 16, 33 1/3, 45, or 78.
And now with the Worldwide RPM Turntable Accuracy Database you can research what other RPM users are finding out about their turntable's accuracy and what they think of them.
● RPM is proud to be recommended by Rega Research Ltd, makers of some of the best turntables in the world.
● Great review by Techmoan on Youtube
● Used in high end TT reviews in Stereophile magazine
See the wow/flutter accuracy as the max % deviation from the average rpm of the turntable, as well as graphically in the chart.
Save all your rpm test sessions to the history log for review or sharing later.
RPM uses the gyroscope in your iPhone to determine the rotation speed of your turntable, automatically determines which speed setting you're on, and reports how accurate it is.
Simply place your iPhone on your turntable, close to the centre but doesn't have to be over the centre spindle. As the iPhone rotates the display will remain stationary from your perspective for easy reading.
The UNIQUE feature of RPM is that it shows a scrolling graph of the rpm accuracy variation over time, this shows wow/flutter effects, especially those associated with the turntable not being level, belt wear, etc. You can even detect the small drag caused by the stylus resting in the grooves of the record.
The most recent amazing new innovative feature is to visualise wow and flutter variations plotted around the vinyl centre to show a heat map of exactly where in the turntable rotation inaccuracies occur.
There are many ways of testing the average RPM of your turntable, some turntables even have this built in, however there is no other practical way of showing the wow/flutter variation over time than RPM.
The history graph parameters can be customised to:
- Set the moving average sample size.
- Accuracy at which to turn the rpm circle sold green.
- Set a duration after which the display updates will freeze so they can continue to be read after the turntable is stopped.
The RPM realtime display is reliant on the iPhones gyroscope accuracy, if you suspect yours isn't quite right then you can now use Calibration Mode to auto test and then apply any necessary correction in real time.
This auto calibration uses the compass to count the turntable revolutions, if you have an older iPhone (not iPhone 6S or newer) then this may be unreliable, in this case you can still add your own multiplier if you have done an independent calibration.
Extensive testing means we're now confident that using RPM can help you setup your turntable to be within 0.1% of its target RPM, assuming your turntable can be adjusted and is itself stable within that tolerance of course.
The World RPM Turntable Performance Database now has over 10,000 submissions from RPM users worldwide to build the ultimate resource for researching the most accurate turntables out there. Upgrade to join in and upload your own turntable data, go to Settings and make sure you have the Freeze time set then do an RPM session as normal. At the end of the time you will be asked to name your session after which you will have the option to also upload it to the World DB. You can always upload from History later too.
Upgrade to enable unlimited measurements, continuous display, all settings, all speeds, no ads.

Neue Funktionen von Version 5.11

Clear view of selected turntables in History and World TT

Anbieter

Name

Philip Broder

Informationen

Entwickler

Kategorien

Version

5.11

Größe

17,4 MB

Game Center

Nein

VPP Device Licensing

Ja

Bewertung

Altersfreigabe: 4+

Kompatibilität

iOS 13.1 oder neuer

Geräte

iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPhone XR, iPhone XS, iPhone XS Max, iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max, iPhone SE (2. Generation), iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 12 mini, iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone 13 mini, iPhone SE (3. Generation), iPhone 14, iPhone 14 Plus, iPhone 14 Pro, iPhone 14 Pro Max, iPhone 15, iPhone 15 Plus, iPhone 15 Pro, iPhone 15 Pro Max, iPhone 16, iPhone 16 Plus, iPhone 16 Pro, iPhone 16 Pro Max, iPhone 16e, iPhone 17, iPhone 17Pro, iPhone 17ProMax, iPhone Air, iPad (5. Generation) Wi-Fi, iPad (5. Generation) Wi-Fi + Cellular, iPad (6. Generation) Wi-Fi, iPad (6. Generation) Wi-Fi + Cellular, iPad Pro, iPad Pro (Cellular), iPad Pro (9,7 Zoll), iPad Pro (9,7 Zoll) (Cellular), iPad Pro (12,9", 2. Generation), iPad Pro (12,9", 2. Generation) Wi-Fi + Cellular, iPad Pro (10,5"), iPad Pro (10,5") Wi-Fi + Cellular, iPad Pro (11"), iPad Pro (11") Wi-Fi + Cellular, iPad Pro (12,9", 3. Generation), iPad Pro (12,9", 3. Generation) Wi-Fi + Cellular, iPad Air, iPad Air (Cellular), iPad Air 2, iPad Air 2 (Cellular), iPad Air (3. Generation), iPad Air (3. Generation) Wi-Fi + Cellular, iPad mini Retina, iPad mini Retina (Cellular), iPad mini 3, iPad mini 3 (Cellular), iPad mini 4, iPad mini 4 (Cellular), iPad mini (5. Generation), iPad mini (5. Generation) Wi-Fi + Cellular, iPad (7. Generation) Wi-Fi + Cellular, iPad Pro 11" (2. Generation), iPad Pro 11" (2. Generation) Wi-Fi + Cellular, iPad Pro 12,9" (4. Generation), iPad Pro 12,9" (4. Generation) Wi-Fi + Cellular, iPad Air (4. Generation) (Wi-Fi), iPad Air (4. Generation) (Wi-Fi + Cellular), iPad (8. Generation) Wi-Fi, iPad (8. Generation) Wi-Fi + Cellular, iPad Pro 11" (3. Generation), iPad Pro 11" (3. Generation) Wi-Fi + Cellular, iPad Pro 12,9" (5. Generation), iPad Pro 12,9" (5. Generation) Wi-Fi + Cellular, iPad (9. Generation), iPad (9. Generation) Wi-Fi + Cellular, iPad mini (6. Generation), iPad mini (6. Generation) Wi-Fi + Cellular, iPad Air (5. Generation), iPad Air (5. Generation) Wi-Fi + Cellular, iPad Pro 11" (4. Generation), iPad Pro 11" (4. Generation) Wi-Fi + Cellular, iPad Pro (12,9", 6. Generation), iPad Pro (12,9", 6. Generation) Wi-Fi + Cellular, iPad (10. Generation), iPad (10. Generation) Wi-Fi + Cellular, iPad Air (11″, M2, Wi-Fi), iPad Air (13″, M2, Wi-Fi), iPad Air (13″, M2, Wi-Fi + Cellular), iPad Pro (11″, M4, Wi-Fi), iPad Pro (11″, M4, Wi-Fi + Cellular), iPad Pro (13″, M4, Wi-Fi), iPad Pro (13″, M4, Wi-Fi + Cellular), iPad mini (A17 Pro) Wi-Fi, iPad mini (A17 Pro) Wi-Fi + Cellular, iPad (A16) Wi-Fi, iPad (A16) Wi-Fi + Cellular, iPad Air 11" (M3) Wi-Fi, iPad Air 11" (M3) Wi-Fi + Cellular, iPad Air 13" (M3) Wi-Fi, iPad Air 13" (M3) Wi-Fi + Cellular, iPad Pro11M5, iPad Pro11M5Cellular, iPad Pro13M5, iPad Pro13M5Cellular, iPod touch (6. Generation), iPod touch (7. Generation)

Sprachen

Englisch

App Store: Kundenbewertungen

Bewertungen & Rezensionen

4,4 von 5 (268 Bewertungen)

App Store: Kundenrezensionen

2024-11-21

Einfach zu teuer

App ist gut, aber einfach zu teuer.
Fernando1968 s
2024-10-05

Okay, aber Vollversion viel zu teuer

Die App funktioniert, man hat 10
Messungen frei. Die Vollversion soll aber rund 18,-€ kosten. Absolut zuviel Geld für die App, andere Apps hier messen die RPM Deines Plattenspielers genau so gut, und kosten nichts.
Hank_Snow
Version 5.10
2024-04-24

Macht was sie soll

Funktioniert gut, der Preis für das Upgrade ist jedoch völlig überzogen. Schade.
Royal_ts
Version 5.5
2023-03-04

Gut aber zu teuer

Sie macht was sie soll! Aber 17,99€ viel zu teuer!
5€ und sie wäre gekauft.
B_u_l_l_i_t_t
Version 2.2
2022-11-22

Viel zu teuer!

App macht was sie soll. Aber das ist niemals 17,99 Euro wert. Eher 2 Euro. Also ich überlebe auch ohne diese App.
iMatthias_iuhzvuire
Version 1.9
2021-01-22

Gute App aber...

Die Funktion ist super aber 17€ ist einfach zu viel.
Dual1010
Version 3.8
2018-12-15

Upgrade doesn’t remove the ads

I like the app a lot, but I paid €5.49 to upgrade the app and remove the ads, which said the purchase was successful, but I still get pop-up ads and requests to upgrade. I deinstalled and reinstalled... same thing. So what did I pay for?
metalvet-8
Version 5.9
2017-03-10

Top

Alles top
50styl
2017-02-17

This update is amazing!

I have no words! Now i can see how different the accuracy of the rotation is with or without the needle on or whether the turntable is placed horizontally
Plattenspieler
2016-06-15

Top App

Ich habe die Messungen mit Lasermessungen verglichen: 45rpm ok / 33 1/3 rpm sollte nachgebessert werden ! Tipp zur besseren Berechnung: 100 Umdrehungen in genau 3 Minuten ;-)
DocVinyl