Муқаддима
This manual provides detailed instructions for the proper assembly, setup, operation, and maintenance of your Heathkit AM-FM-FM Stereo Solid-State Receiver, Model ARW-15. Please read this manual thoroughly before beginning any procedures to ensure optimal performance and longevity of your unit. The Heathkit ARW-15 is designed to deliver high-fidelity audio reception from AM and FM stereo broadcasts.
Figure 1: Front cover of the Heathkit ARW-15 instruction manual. This image displays the product's brand, model number, and a graphic depicting an individual engaged in electronic assembly, characteristic of Heathkit's DIY approach.
Ташкил кардан
Proper setup is crucial for the performance of your ARW-15 receiver. Follow these steps carefully:
- Кушодани: Carefully remove all components from the packaging. Verify that all parts listed in the packing list are present. Retain packaging for future transport or storage.
- Ҷойгиршавӣ: Position the receiver on a stable, level surface away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation around the unit.
- Пайвастҳои антенна:
- For FM reception, connect a suitable FM antenna (e.g., dipole or outdoor antenna) to the FM antenna terminals.
- For AM reception, connect an AM loop antenna or an external long-wire antenna to the AM antenna terminals.
- Пайвастҳои баландгӯякҳо: Connect your stereo speakers to the designated speaker terminals on the rear panel. Ensure correct polarity (+ to + and - to -) for each speaker. Use appropriate gauge speaker wire.
- Пайвастҳои вуруди аудио: Connect external audio sources (e.g., turntable, tape deck) to the corresponding input jacks (PHONO, AUX, TAPE IN) using RCA cables.
- Пайвасти барқ: Once all other connections are secure, plug the receiver's power cord into a standard AC outlet.
Дастурҳои амалиётӣ
This section details the basic operation of your Heathkit ARW-15 receiver.
- Фаъол / Хомӯш: -ро пахш кунед КУВВА button to turn the unit on or off. The power indicator light will illuminate when the unit is on.
- Интихоби манбаъ: -ро истифода баред ФУНКЦИЯ selector knob to choose your desired audio source: AM, FM, PHONO, AUX, or TAPE.
- Tuning (AM/FM):
- Select AM or FM using the ФУНКЦИЯ тугма.
- ро гардиш кунед ТУНИНГ knob to select the desired radio station. Observe the tuning meter for optimal signal strength.
- For FM Stereo reception, ensure the СТЕРЕО/МОНО гузариш таъин карда шудааст СТЕРЕО.
- Назорати овоз: Adjust the overall listening level using the ҲАҶМ knob. Start at a low level and increase gradually.
- Назорати оҳангҳо: -ро истифода баред басс ва ТРЕБЛ knobs to adjust the low and high frequency response to your preference.
- Назорати тавозун: Дар БАЛАНС тугма садои нисбии байни каналҳои чап ва ростро танзим мекунад.
- Натиҷаи гӯшмонак: For private listening, plug standard stereo headphones into the ГУШНИК jack on the front panel. This will typically mute the speakers.
Нигоҳдорӣ
Regular maintenance ensures the longevity and optimal performance of your ARW-15 receiver.
- Тозакунӣ:
- Пеш аз тоза кардан сими барқро ҷудо кунед.
- Сатҳҳои беруниро бо матои нарм ва хушк пок кунед. Барои доғҳои якрав, каме матои хушкро истифода баред.amp матоъро бо шустушӯи мулоим бишӯед, сипас фавран хушк кунед.
- Avoid using abrasive cleaners, solvents, or chemical sprays, as these can damage the finish.
- Periodically use a soft brush or compressed air to remove dust from ventilation openings.
- Вентилятсия: Ensure that the ventilation slots on the top and rear of the receiver are not obstructed. Proper airflow prevents overheating.
- Пайвастшавӣ: Periodically check all cable connections for tightness and corrosion. Loose connections can lead to poor audio quality.
- Нигоҳдорӣ: If storing the unit for an extended period, disconnect it from power, cover it to protect from dust, and store in a dry, temperature-controlled environment.
Мушкилкушо
This section addresses common issues you might encounter with your ARW-15 receiver.
| Мушкилот | Сабаби эҳтимолӣ | Ҳалли |
|---|---|---|
| Не қудрат | Power cord disconnected; outlet not active; power switch off. | Check power cord connection; test outlet with another device; ensure POWER button is pressed. |
| Аз баландгӯякҳо садое нест | Speakers not connected; wrong input selected; volume too low; headphones plugged in. | Verify speaker connections and polarity; select correct FUNCTION source; increase VOLUME; unplug headphones. |
| Poor radio reception (AM/FM) | Antenna not connected or poorly positioned; weak signal; interference. | Check antenna connections; reposition antenna for better signal; try an external antenna; minimize nearby electronic interference. |
| Аудиои вайроншуда | Volume too high; faulty speaker wire; incorrect input level. | Reduce VOLUME; check speaker wire for damage; ensure input source level is appropriate. |
If the problem persists after attempting these solutions, please consult a qualified service technician.
Мушаххасоти
The following are general specifications for the Heathkit ARW-15 Solid-State Receiver. Exact values may vary slightly.
- Баромади барқ: Approximately 20 Watts RMS per channel into 8 ohms
- Ҷавоби басомад: 20 Гц - 20 кГц (±1.5 дБ)
- Тақрифи умумии гармоникӣ (THD): Камтар аз 0.5% бо қудрати номиналӣ
- Ҳассосияти вуруд:
- Phono: 2.5 mV
- Aux/Tape: 150 mV
- Таносуби сигнал ба садо (SNR):
- Phono: >60 dB
- Aux/Tape: >75 dB
- Диапазони танзими FM: 88 - 108 МГс
- Диапазони танзими AM: 535 - 1605 kHz
- Талаботи қувваи барқ: Шиддати 120 В, 60 Гц
- Андозаҳо (W x H x D): Approximately 16.5" x 5.5" x 13"
- Вазн: Тақрибан 20 фунт (9 кг)
Маълумот дар бораи кафолат
Specific warranty terms and conditions for the Heathkit ARW-15 receiver are typically provided with the original purchase documentation. Please refer to the warranty card or separate warranty statement included with your product for details regarding coverage, duration, and claims procedures. If you no longer have this information, please contact Heathkit customer support for assistance.
Дастгирии муштариён
For technical assistance, service inquiries, or replacement parts for your Heathkit ARW-15 receiver, please refer to the contact information provided in your original product documentation. Historically, Heathkit provided extensive support for its kits. If direct contact information is unavailable, online communities and vintage electronics forums may offer valuable resources and assistance for Heathkit products.
