Tenor
Phono1
Ultimate Reference
Phono Stage
Owner’s Manual
July 2015
Page 1: ...Tenor Phono1 Ultimate Reference Phono Stage Owner s Manual July 2015...
Page 2: ...or possible injury or death 9 Please protect the power cord from being walked on or pinched particularly at the wall and at the plug on the rear panel of the equipment 10 The use of extension cords an...
Page 3: ...itial Power ON OFF Screens 11 Vacuum Florescent Display VFD Button Overview 12 VFD Display Screens Buttons 13 SETUP Screens 13 INPUT Buttons 15 DISPLAY Button 16 MUTE Botton 16 MONO Button 17 PHASE Bu...
Page 4: ...e Puissance 350M Haute Puissance Line 1 Phono 1 Ultimate Reference Line Stage Preamplifier The Phono 1 delivers musicality and transparency beyond all other phono stages Tenor s proprietary research i...
Page 5: ...tage upwards out of the travel case until the phono stage is clear of the travel case sides Special care is needed when installing in a shelving unit due to re strictive access When sliding the Tenor...
Page 6: ...ent Sharing common AC power mains for source equipment is recommended as that generally simplifies any potential for ground loops that cause undesirable 50 60 Hz ground loop hum Special grounding opti...
Page 7: ...es where the grounding is not identical and ground loop hum exists various grounding options in the Phono 1 Programming Setup can mitigate this problem For severe cas es a balanced interconnect betwee...
Page 8: ...e AC Mains Power switch of your Tenor Phono 1 is located at the left looking at back directly rear back plate of the Phono 1 chassis This switch powers the Tenor Phono 1 so the front top right push bu...
Page 9: ...Phono 1 is designed to operate within design specifications for a period close to 10 000 hours As a typical example a Tenor Phono 1 used each and every day for 3 hours under nor mal use will last alm...
Page 10: ...sformer coupled giving high Common Mode Rejection Ratio CMRR for low noise operation with optional pin 1 ground lift to suppress inter chassis ground loops 11 Individual ground path for left right cha...
Page 11: ...ers potted in special epoxy resin for noise reduction 23 In rush current limiters used in conjunction with slow start circuitry to op timize long term reliability of vacuum tubes and electronic compon...
Page 12: ...rails on the top of each chassis as well as the wood and rubber feet Please Note direct sunlight will cause an overall darkening of the cherry wood This is normal so if this effect is not desired then...
Page 13: ...C mains power is applied by turning the rear switch to on Once your connections have been verified you can now turn on the Phono 1 using the master power switch at the rear Following this push the top...
Page 14: ...n display will begin a sequence of events displayed on the Vacuum Florescent Display VFD starting with the Tenor logo as follows To power off the Phono 1 simply push the top right button to initiate s...
Page 15: ...wn the menu when in programming mode 6 Display buttons change between main logo blank screen and can be used to enter when in programming mode 7 MUTE button mutes un mutes Phono 1 output 8 MONO button...
Page 16: ...1 is achieved by pushing the SETU button and using the dual purpose INPUT buttons to scroll up or down The Vacuum Flores cent Display VFD then displays the following screens Page of 13 32 GAIN FACTOR...
Page 17: ...Page of 14 32 INFO FACTORY SET CLOCK SEL CLOCK FACTORY SET SEL EQ CURVES AUDIO GROUND Z LOAD COMP SEL...
Page 18: ...e both unbalanced single ended RCA inputs MC 3 BAL is balanced XLR input Once the appropriate Moving Coil input has been chosen then push the DISPLAY button to enter the choice or simply let the 5 sec...
Page 19: ...of the output is achieved by pushing the MUTE button of the Phono 1 display when the Tenor Phono 1 is powered on The display will flash MUTED until the MUTE is pushed again whereby the mute will be r...
Page 20: ...phase inverting so it is necessary to invert the phase so the speaker output is in phase This can also be accomplished by reversing the polari ty of the speaker wire at the speaker terminals However...
Page 21: ...uttons choose the OUTPUTS screen by se lecting OUTPUTS in the centre box then push the DISPLAY button to enter OUTPUT 1 2 are unbalanced single ended RCA You can select them individually or combined O...
Page 22: ...Page of 19 32 OUT 2 OUT BAL OUT 1 2 SEL OUT 1 2 OUT BAL SEL...
Page 23: ...ntation is required between the preamplifier and the phono stage if the preamplifier has an adjustable gain The Tenor Line 1 Power 1 should be set at HIGH gain but may have to be changed to NORMAL gai...
Page 24: ...universally adopted based on your records actu al EQ CURVE requirement Z LOAD COMP Selection Under SETUP and using INPUT up and down buttons choose the Z LOAD COMP op tion to add resistive load as spe...
Page 25: ...Page of 22 32 HIGH 400 500 SEL 500 300 400 SEL 400 200 300 SEL 300 100 200 SEL...
Page 26: ...nded through a resistor to convert stray volt ages into heat and is the best alternative GROUNDED is direct to ground and LIFTED is isolated from ground Should ground hum exist from other equipment tr...
Page 27: ...is read only and only Tenor can alter this data when it is being ser viced CLOCK Selection Under SETUP and using INPUT up and down buttons choose the CLOCK option to enter the following time paramete...
Page 28: ...s are used Ideally all of the source equipment should be plugged into the same circuit so they all share the same grounding characteristics thereby negating your possibility for ground loops and the a...
Page 29: ...anced so one simply needs to know the wiring harness schematic to take full advantage of the low noise floor principles of a balanced connection Page of 26 32 1 2 3 4 A B C D 4 3 2 1 D C B A Title Num...
Page 30: ...ng with a soft brush is recommended Electrical Connections on Rear Plate From time to time it is good to disconnect and reconnect your cables at the rear to im prove any degradation due to normal elec...
Page 31: ...ositive 3 Negative Input Tubes per Channel 2 x NOS 8416 2 x 6n6p Soft Start 1 Minute 40 Seconds Sequential Remote Turn On 12 V Mini Phone Plug Cooling Natural Convection Microphonic Isolation Suspende...
Page 32: ...ate must be affixed to the back of the amplifier for the war ranty to be valid Any Phono 1phono stage returned to Tenor Inc Canada without this custom plate affixed will have its Warranty revoked Vacu...
Page 33: ...____________ Dealer and or Distributor s Address _________________________________________________________ _________________________________________________________ ___________________________________...
Page 34: ...ervice tenoraudio com Tenor Inc Canada Service Phone Number 705 717 1705 Once you have received a RAN you can ship your phono stages to the following address with the RAN marked clearly on the outside...
Page 35: ...Owner s Notes Page of 32 32...
