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Ortofon OM 1S Moving Magnet Cartridge

  code:ORTOM1S
£30.00 (FREE UK Delivery)
Item in Stock  |  Usually dispatched within 24 hours
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The OM 1S has been developed to give as many people as possible access to the superior audio reproduction Ortofon are recognised for worldwide.

Based upon the established OM 5E design the OM 1S is an Optimum Match (OM) cartridge, which means it integrates onto most tonearms effortlessly. Supplied with a high-performance Spherical stylus, the body can be upgraded with improved styli from the OM range - offering affordable and convenient upgrades for the future. 
 
The Moving Magnet technology used for the generator system means most phono stages will easily work with the OM 1S. 
 
With the OM 1S cartridge you can instantly hear the improvement over inferior designs, bringing whole new dimensions to your musical performance.
 
Key Features:
  • Introductory overhead mount cartridge 
  • Optimised sound reproduction
  • Distortion-free playback
  • Spherical stylus profile
  • Easy tonearm matching
Technical Specification:
 
Please note, there is no direct replacement stylus for this unit; the nearest match is an Ortofon Stylus 5E, but any OM-series stylus will fit in this body, including the Stylus 78.
  • Output Voltage (at 1kHz, 5cm/sec): 4.5mV
  • Channel Balance at 1kHz:  2dB
  • Channel Separation at 1kHz: 20dB
  • Channel Separation at 15kHz: 12dB
  • Frequency Range (at -3dB): 20Hz - 20kHz
  • Frequency Response: 20Hz - 22kHz
  • Tracking Ability at 315Hz: Typically 60μm
  • Compliance, Dynamic, Lateral: 20μm / mN
  • Stylus Type: Spherical
  • Stylus Tip Radius R: 818μm
  • Tracking Force Range: 1.5 - 2.0g (16 - 20mN)
  • Recommended Tracking Force: 1.75g (17.5mN)
  • Tracking Angle: 20º
  • Internal Impedance / DC Resistance: 750Ω
  • Internal Inductance: 450mH
  • Recommended Load Resistance: 47kΩ
  • Recommended Load Capacitance: 200 - 500pF
  • Cartridge Colour Body / Stylus: Black / Black
  • Cartridge Weight:  5g
  • Replacement Stylus Unit: Stylus 5E

We endeavour to despatch same day (for orders placed up to 2pm) on available stock items to the vast majority of UK mainland addresses. Please remember to check with us first for a physical stock check if next day delivery is important to you.

UK ORDERS:  We despatch the bulk of our UK mainland items on a 24 hour service – Free of Charge.  Free delivery also applies to the Isle of Man, Isle of Wight, the Scilly Isles, the Scottish highlands and Islands, the Channel Islands and Northern Ireland but may take a day or so longer. Smaller items are delivered using Royal Mail recorded delivery or special delivery. Larger items are delivered using a courier service such as Interlink Express, DPD, UPS or DHL. 

INTERNATIONAL ORDERS: We offer competitive rates which can be confirmed by email. Please just ask – we will need a full delivery address and telephone number. Smaller items are delivered using Royal Mail Small Packets Airmail with International Tracked and/or Signed depending on value of item and availability of the service. Larger International shipments are sent by insured and tracked services using DPD, DHL or UPS. If there are any delays due to specific customs regulations, etc, you will be contacted by Turntableworld or by the courier with a request for any further information required. Customs duties do not apply for shipments into any EU country (for a full list please refer to the EU Country List). Customs duties can apply for countries outside of the EU. Customers in these countries are responsible for all taxes and duties incurred when the items enter their country.

COLLECT IN STORE OR HOME INSTALL:At the request of the manufacturer some items cannot be supplied by mail order but you can click and buy them and then elect to collect them from our store or arrange a home install (if applicable). Applicable items clearly state that they are Collect in store or home install. Once ordered you will receive a message prompting you to contact us by phone or email to arrange for us to deliver and install or to reserve and collect from our store at your convenience.

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