Kenwood KRC-765 Service Manual

Also see for KRC-691: Instruction manual

Contents

KRC-765/691/691Y26SPECIFICATIONSKENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.FM SectionFrequency Range(50kHz) .............................................. 87.5MHz-108.0MHz(200kHz) ............................................ 87.9MHz-107.9MHzChannel Space Selection ...................... 50k/200kHzUsable Sensitivity (S/N:30dB) ............... 9.3dBf (0.8μV/75Ω)Quieting Sensitivity (S/N:50dB) ............. 15.2dBf (1.6μV/75Ω)Frequency Response (±3.0dB) ............. 30Hz-15kHzS/N ........................................................ 70dB (MONO)Selectivity .............................................. 80dB (±400kHz)Stereo Separation ................................. 40dB (1kHz)AM SectionFrequency Range(9kHz) ................................................ 531kHz-1611kHz(10kHz) .............................................. 530kHz-1700kHzChannel Space Selection ...................... 9k/10kHzUsable Sensitivity (S/N:20dB) ............... 28dBμ (25μV)CASSETTE SectionTape Speed ........................................... 4.76cm/sec.Wow/Flutter (WRMS) ............................. 0.08%Frequency Response (±3.0dB) ............. 30-18kHz (70μs)Separation ............................................. 43dB (1kHz)S/N (dB)Dolby NR OFF ................................... 57dBDolby BNR ON .................................. 65dBAMPLIFIER SectionPreout Level/Load ................................. 1800mV/10kΩPreout Impedance ................................. 600ΩMaximum Power ................................... 47W×4Full Bandwidth Power ........................... 22W×4(at less then 1%THD)TONE SectionBass ...................................................... 100Hz±10dBMiddle .................................................... 1kHz±10dBTreble .................................................... 10kHz±10dBGeneralOperating Voltage ................................. 14.4V(11V-16V allowable)Current Consumption ............................ 10AInstallation Size (W) .............................. 182mm(H) ............................... 53mm(D) ............................... 150mmWeight ................................................... 1.20kgl KRC-765 l KRC-691/691YUS and foreign patents licensed from Dolby Laboratories Licensing Corporation.FM SectionFrequency Range .................................. 87.5MHz-108.0MHz(Frequency Step) .................................. (50kHz)Usable Sensitivity (S/N:26dB) ............... 0.7μV/75ΩQuieting Sensitivity (S/N:46dB) ............. 1.6μV/75ΩFrequency Response (±3.0dB) ............. 30Hz-15kHzS/N ........................................................ 65dB (MONO)Selectivity .............................................. 80dB (±400kHz)Stereo Separation ................................. 35dB (1kHz)MW (AM) SectionFrequency Range .................................. 531kHz-1611kHz(Frequency Step) .................................. (9kHz)Usable Sensitivity (S/N:20dB) ............... 25μVLW SectionFrequency Range .................................. 153kHz-281kHzUsable Sensitivity(S/N:20dB) ................ 45μVCASSETTE SectionTape Speed ........................................... 4.76cm/sec.Wow/Flutter (WRMS) ............................. 0.08%Frequency Response (±3.0dB) ............. 30-18kHz (70μs)Separation ............................................. 43dB (1kHz)S/N (dB)Dolby NR OFF ................................... 57dBDolby BNR ON .................................. 65dBAMPLIFIER SectionPreout Level/Load ................................. 1800mV/10kΩPreout Impedance ................................. 600ΩMaximum Power ................................... 47W×4Power DIN45324, +B=14.4V ................. 29W×4TONE SectionBass ...................................................... 100Hz±10dBMiddle .................................................... 1kHz±10dBTreble .................................................... 10kHz±10dBGeneralOperating Voltage ................................. 14.4V(11V-16V allowable)Current Consumption ............................ 10AInstallation Size (W) .............................. 182mm(H) ............................... 53mm(D) ............................... 150mmWeight ................................................... 1.20kg

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