TASCAM 302MKII 1. SPECIFICATIONS 仕様 Tape : Compact cassette tape C-30/60/90 使用テープ: C‐30 〜 C‐90 カセットテープ (Normal/High Position/Metal) (Normal, High Position, Metal) Track Format : 4-track, 2-channel トラック形式: 4 トラック、2 チャンネル Head Configuration : 4-track, 2-channel ; ヘッド構成: Record/repro combination rotary head 録音再生ロータリーヘッド: (DECK 1 X 1,DECK 2 X 1)...
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TASCAM 302MKII Signal-to-Noise Ratio : SN 比: 59 dB (without NR, ref. 3% THD, WTD) (Meta]) 59 dB(NR Out 3% THD レベル WTD) (Metal) 69 dB (with Dolby-B NR, CCIR ARM) Noise level 69 dB(Dolby B NR In CCIR ARM)ノイズレベル 79 dB (with Dolby-C NR, CCIR ARM) Noise level 79 dB(Dolby C NR In CCIR ARM)ノイズレベル Channel Separation : Better than 30 dB (at 1 kHz) チャンネルセパレーション:...
TASCAM 302MKII 2. ADJUSTMENT AND CHECKS 調整と確認 2-1. Mechanical Adjustment And Checks 2-1. 機構部の調整と確認 2-1-1. Wow and flutter 2-1-1. ワウフラッタ 1. Connect a wow-and-flutter meter to the deck as shown in 1. Fig. 2-1 のようにワウフラッタメーターを接続する。 Fig. 2-1. 2. テストテープ MTT-111N を再生する。 2. Load and play a MTT-111N test tape.
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TASCAM 302MKII 4. In play mode, check that the following value (speed drifting) 4. 巻き始めと巻き終わりを再生し、変動幅を確認する。 are obtained at the biginning and the end of tape. HIGH speed : 90 Hz 以内 HIGH speed : within 90 Hz NORMAL speed : 45 Hz 以内 NORMAL speed : within 45 Hz 2-1-3.
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TASCAM 302MKII 2-2. ELECTRICAL ADJUSTMENT AND CHECKS 2-2. アンプ部の調整と確認 2-2-1. Precautions 2-2-1. 注意 1. Before performing adjustments and checks clean and demag- 1. アンプ部の調整・確認の前に、テープ走行系の消磁と netize the entire tape path. 清掃を行ってください。 2. In general, adjustments and checks are made in the order of 2.
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TASCAM 302MKII 2-2-3. Playback performance 再生系 Mode: PLAY DOLBY NR switch: OFF ITEM SETTING PLAYBACK SIGNAL ADJUSTMENT MEASUREMENT REMARKS 項目 設定 再生信号 調整 測定 備考 LINE OUT : MTT-150 Check Refer to Fig. 2-6 Connection : Fig. 2-4 Phase: within 45°...
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TASCAM 302MKII 2-2-4. Monitor performance モニター系 Mode: REC PAUSE Signal input: LINE IN DOLBY NR switch: OFF ITEM SETTING INPUT SIGNAL ADJUSTMENT MEASUREMENT REMARKS 項目 設定 入力信号 調整 測定 備考 Connection : Fig. 2-3 LINE OUT : Min. LINE input INPUT control : MAX.
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TASCAM 302MKII 2-2-5. Recording performance 録音系 Mode: REC/PLAY (unless otherwise specified 特に指示のある場合を除く) Signal input: LINE IN Measurement point: LINE OUT(unless otherwise specified 特に指示のある場合を除く) DOLBY NR switch: OFF(unless otherwise specified 特に指示のある場合を除く) MTT-5513 : for NORMAL INPUT control: Specified position 規定位置(item 8)...
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TASCAM 302MKII ITEM SETTING INPUT SIGNAL ADJUSTMENT MEASUREMENT REMARKS 項目 設定 入力信号 調整 測定 備考 Check only 65 dB min. Connection : Fig. 2-3 1 kHz/+1 dB Erase efficiency Find the difference between the 1 kHz recorded portion and (1 kHz B.P.F. in) (870 mV) 消去率...
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TASCAM 302MKII PARTS LIST SECTION 注 意 NOTES º プリント基板は部品面が示されています。 º PC boards shown are viewed from parts side. º *印の部品は納期が若干かかります。 º Parts marked with require longer delivery time. º The parts with no reference number or no parts number in the あらかじめご了承ください。...
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» SCHEMATIC DIAGRAM MAIN PCB (1/2), TR1 PCB, TR2 PCB, TR3 PCB P502 To EQ_BIAS PCB METAL1 P103 11P-XH P104 7P-XH P105 8P-XH METAL2 CUERM1 FRONT PCB TO CONTROL PCB J505 1 Mecha MAIN PCB (1/2) CUERM2 SRESET LEVEL P101 SSEL1 J510 BALANCE...
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» SCHEMATIC DIAGRAM MAIN PCB (2/2) to LEVEL VR Lch1 REC VR Lch 1 REC VR Rch 1 to LEVEL VR Rch1 To 2/1 LINE IN Lch1 from LEVEL VR LINE IN Rch1 from LEVEL VR L102 To 2/1 TRAP_COIL R110 R114 J101...
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» SCHEMATIC DIAGRAM ANALOG SW PCB to MAIN PCB P107 to PHONE PCB J601 P801 SLV(1) to HEAD PHONE Amp Lch 1 REC Sig Lch 1 to HEAD PHONE Amp Lch 2 to HEAD PHONE Amp Rch 1 REC Sig Rch 1 U804B to HEAD PHONE Amp Rch 2 LINE OUT Rch 1...
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» SCHEMATIC DIAGRAM TRANS 1 PCB, TRANS 2 PCB, POWER SW PCB, SW PCB SW PCB POWER SW PCB TRANS 1 PCB TRANS 2 PCB TRANS AC SELECTOR 240V S702 J701 P501 DC12V (TO MAIN PCB) C701 230V 0.0047/400V TRANS 1 PCB TRANS 2 PCB 0.35A TRANS...