Rega Ios Manual Download Page 18

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Output resistance

100

Ω

Minimum output load resistance

Ω

for –3dB point @ 15Hz

RIAA accuracy

Better than 0.2dB 100Hz to 40KHz

Frequency Response

14Hz (-3dB) to 54KHz (-0.5dB)

THD

Better than 0.008% @ 1.5V 20Hz to

20KHz

THD bandwidth

100Hz to 22KHz

Output noise level

-80dBV

(64dB gain setting & 15

Ω

input load)

Notch Filter centre frequency

8.5KHz

Notch Filter maximum depth

-6.5dB

Notch Filter Q

2.5

AC Supply

230V & 115V N/-10%

Power Consumption

21 Watts

Ios english manual:Ios english manual.qxd 07/08/2008 10:35 Page 18

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Summary of Contents for Ios

Page 1: ...Ios english manual Ios english manual qxd 07 08 2008 10 35 Page 1 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 2: ...ement Rega s philosophy is to make high quality products at sensible prices as a means of reproducing music as faithfully as possible Rega is committed to the design and development of new and existin...

Page 3: ...coil cartridges and avoids compromises We have avoided including any superfluous gadgets as they obstruct the signal path and degrade the sound quality The Ios phono pre amp incorporates remarkable an...

Page 4: ...r using paralleled low noise Hitachi transistors in the input stage This drives the passive high frequency part of the RIAA equalisation stage The third stage is a symmetrical class A differential amp...

Page 5: ...ed there is sufficient air around it to prevent overheating To avoid any possible magnetic interference and increased hum levels site the Ios as far away from the turntable as the tonearm lead will al...

Page 6: ...by colour to indicate left and right channels Black for LEFT and Red for RIGHT If your turntable has a separate Earth wire firmly connect it to the terminal provided on the rear panel see illustratio...

Page 7: ...safety earth by means of the mains lead The internal signal earth is linked to this earth by the use of a network to eliminate the risk of earth ground loops This earthing method provides a safe and...

Page 8: ...nufacturer The Ios has five different DC resistance settings 1 5 Note It is permissible to try different loading conditions and resistance settings as sometimes changing the load gives a different son...

Page 9: ...as not stabilised This condition results in reduced output from the pre amp This Rega amplifier circuit has been carefully designed to work with a minimal warm up period Some manufacturers and retaile...

Page 10: ...he required load to match to that specified by the manufacturer in the cartridge specifications It is permissible to try different loading conditions as sometimes changing the load gives a different s...

Page 11: ...onic performance more suited to your personal taste The 15 setting is optimised for the Rega Apheta cartridge The Gain setting switch The gain setting switch selects the voltage gain of the phono ampl...

Page 12: ...er and newer recordings may not need this filter When the filter switch is in the off position the filter is completely removed from the signal path The filter is a notch filter working at around 8 5K...

Page 13: ...ehold fuses or contact an electrician Is the mains supply connected and the socket switched on Is the front panel on off button fully depressed Has the fuse in the mains plug blown Is the mains socket...

Page 14: ...ult Is the pre amp connected to the desired input and the correct input selected Is the volume set to minimum or is MUTE selected Are the power amplifiers connected correctly to the speakers Contact y...

Page 15: ...re amplifier mounted directly underneath the cartridge Move the amplifier to see if the hum level changes See page 3 Are there any other pieces of Hi Fi equipment close to the turntable or pre amp Mov...

Page 16: ...the selected source connected and working properly Are the interconnection leads to the power amplifiers secure Contact your Rega Dealer Are the cartridge connections at the headshell functioning Che...

Page 17: ...in input to output 64dB Minimum 70dB Maximum Input load 50 100 150 300 400 DC resistance Zobel network 5 to 7 5 6 25 nominal 7 5 to 10 8 75 nominal 10 to 12 5 11 25 nominal 12 5 to 15 13 5 nominal 15...

Page 18: ...r than 0 008 1 5V 20Hz to 20KHz THD bandwidth 100Hz to 22KHz Output noise level 80dBV 64dB gain setting 15 input load Notch Filter centre frequency 8 5KHz Notch Filter maximum depth 6 5dB Notch Filter...

Page 19: ...rs Log 1 Owner Date Where Purchased 2 Owner Date Where Purchased 3 Owner Date Where Purchased Ios english manual Ios english manual qxd 07 08 2008 10 35 Page 19 All manuals and user guides at all guid...

Page 20: ...Ios english manual Ios english manual qxd 07 08 2008 10 35 Page 20 All manuals and user guides at all guides com...

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